/** @license
 *
 * SoundManager 2: JavaScript Sound for the Web
 * ----------------------------------------------
 * http://schillmania.com/projects/soundmanager2/
 *
 * Copyright (c) 2007, Scott Schiller. All rights reserved.
 * Code provided under the BSD License:
 * http://schillmania.com/projects/soundmanager2/license.txt
 *
 * V2.97a.20170601
 */

/**
 * About this file
 * -------------------------------------------------------------------------------------
 * This is the fully-commented source version of the SoundManager 2 API,
 * recommended for use during development and testing.
 *
 * See soundmanager2-nodebug-jsmin.js for an optimized build (~11KB with gzip.)
 * http://schillmania.com/projects/soundmanager2/doc/getstarted/#basic-inclusion
 * Alternately, serve this file with gzip for 75% compression savings (~30KB over HTTP.)
 *
 * You may notice <d> and </d> comments in this source; these are delimiters for
 * debug blocks which are removed in the -nodebug builds, further optimizing code size.
 *
 * Also, as you may note: Whoa, reliable cross-platform/device audio support is hard! ;)
 */

(function SM2(window, _undefined) {

   /* global Audio, document, window, navigator, define, module, SM2_DEFER, opera, setTimeout, setInterval, clearTimeout, sm2Debugger */
   
   'use strict';
   
   if (!window || !window.document) {
   
     // Don't cross the [environment] streams. SM2 expects to be running in a browser, not under node.js etc.
     // Additionally, if a browser somehow manages to fail this test, as Egon said: "It would be bad."
   
     throw new Error('SoundManager requires a browser with window and document objects.');
   
   }
   
   var soundManager = null;
   
   /**
    * The SoundManager constructor.
    *
    * @constructor
    * @param {string} smURL Optional: Path to SWF files
    * @param {string} smID Optional: The ID to use for the SWF container element
    * @this {SoundManager}
    * @return {SoundManager} The new SoundManager instance
    */
   
   function SoundManager(smURL, smID) {
   
     /**
      * soundManager configuration options list
      * defines top-level configuration properties to be applied to the soundManager instance (eg. soundManager.flashVersion)
      * to set these properties, use the setup() method - eg., soundManager.setup({url: '/swf/', flashVersion: 9})
      */
   
     this.setupOptions = {
   
       url: (smURL || null),             // path (directory) where SoundManager 2 SWFs exist, eg., /path/to/swfs/
       flashVersion: 8,                  // flash build to use (8 or 9.) Some API features require 9.
       debugMode: true,                  // enable debugging output (console.log() with HTML fallback)
       debugFlash: false,                // enable debugging output inside SWF, troubleshoot Flash/browser issues
       useConsole: true,                 // use console.log() if available (otherwise, writes to #soundmanager-debug element)
       consoleOnly: true,                // if console is being used, do not create/write to #soundmanager-debug
       waitForWindowLoad: false,         // force SM2 to wait for window.onload() before trying to call soundManager.onload()
       bgColor: '#ffffff',               // SWF background color. N/A when wmode = 'transparent'
       useHighPerformance: false,        // position:fixed flash movie can help increase js/flash speed, minimize lag
       flashPollingInterval: null,       // msec affecting whileplaying/loading callback frequency. If null, default of 50 msec is used.
       html5PollingInterval: null,       // msec affecting whileplaying() for HTML5 audio, excluding mobile devices. If null, native HTML5 update events are used.
       flashLoadTimeout: 1000,           // msec to wait for flash movie to load before failing (0 = infinity)
       wmode: null,                      // flash rendering mode - null, 'transparent', or 'opaque' (last two allow z-index to work)
       allowScriptAccess: 'always',      // for scripting the SWF (object/embed property), 'always' or 'sameDomain'
       useFlashBlock: false,             // *requires flashblock.css, see demos* - allow recovery from flash blockers. Wait indefinitely and apply timeout CSS to SWF, if applicable.
       useHTML5Audio: true,              // use HTML5 Audio() where API is supported (most Safari, Chrome versions), Firefox (MP3/MP4 support varies.) Ideally, transparent vs. Flash API where possible.
       forceUseGlobalHTML5Audio: false,  // if true, a single Audio() object is used for all sounds - and only one can play at a time.
       ignoreMobileRestrictions: false,  // if true, SM2 will not apply global HTML5 audio rules to mobile UAs. iOS > 7 and WebViews may allow multiple Audio() instances.
       html5Test: /^(probably|maybe)$/i, // HTML5 Audio() format support test. Use /^probably$/i; if you want to be more conservative.
       preferFlash: false,               // overrides useHTML5audio, will use Flash for MP3/MP4/AAC if present. Potential option if HTML5 playback with these formats is quirky.
       noSWFCache: false,                // if true, appends ?ts={date} to break aggressive SWF caching.
       idPrefix: 'sound'                 // if an id is not provided to createSound(), this prefix is used for generated IDs - 'sound0', 'sound1' etc.
   
     };
   
     this.defaultOptions = {
   
       /**
        * the default configuration for sound objects made with createSound() and related methods
        * eg., volume, auto-load behaviour and so forth
        */
   
       autoLoad: false,        // enable automatic loading (otherwise .load() will be called on demand with .play(), the latter being nicer on bandwidth - if you want to .load yourself, you also can)
       autoPlay: false,        // enable playing of file as soon as possible (much faster if "stream" is true)
       from: null,             // position to start playback within a sound (msec), default = beginning
       loops: 1,               // how many times to repeat the sound (position will wrap around to 0, setPosition() will break out of loop when >0)
       onid3: null,            // callback function for "ID3 data is added/available"
       onerror: null,          // callback function for "load failed" (or, playback/network/decode error under HTML5.)
       onload: null,           // callback function for "load finished"
       whileloading: null,     // callback function for "download progress update" (X of Y bytes received)
       onplay: null,           // callback for "play" start
       onpause: null,          // callback for "pause"
       onresume: null,         // callback for "resume" (pause toggle)
       whileplaying: null,     // callback during play (position update)
       onposition: null,       // object containing times and function callbacks for positions of interest
       onstop: null,           // callback for "user stop"
       onfinish: null,         // callback function for "sound finished playing"
       multiShot: true,        // let sounds "restart" or layer on top of each other when played multiple times, rather than one-shot/one at a time
       multiShotEvents: false, // fire multiple sound events (currently onfinish() only) when multiShot is enabled
       position: null,         // offset (milliseconds) to seek to within loaded sound data.
       pan: 0,                 // "pan" settings, left-to-right, -100 to 100
       playbackRate: 1,        // rate at which to play the sound (HTML5-only)
       stream: true,           // allows playing before entire file has loaded (recommended)
       to: null,               // position to end playback within a sound (msec), default = end
       type: null,             // MIME-like hint for file pattern / canPlay() tests, eg. audio/mp3
       usePolicyFile: false,   // enable crossdomain.xml request for audio on remote domains (for ID3/waveform access)
       volume: 10             // self-explanatory. 0-100, the latter being the max.
   
     };
   
     this.flash9Options = {
   
       /**
        * flash 9-only options,
        * merged into defaultOptions if flash 9 is being used
        */
   
       onfailure: null,        // callback function for when playing fails (Flash 9, MovieStar + RTMP-only)
       isMovieStar: null,      // "MovieStar" MPEG4 audio mode. Null (default) = auto detect MP4, AAC etc. based on URL. true = force on, ignore URL
       usePeakData: false,     // enable left/right channel peak (level) data
       useWaveformData: false, // enable sound spectrum (raw waveform data) - NOTE: May increase CPU load.
       useEQData: false,       // enable sound EQ (frequency spectrum data) - NOTE: May increase CPU load.
       onbufferchange: null,   // callback for "isBuffering" property change
       ondataerror: null       // callback for waveform/eq data access error (flash playing audio in other tabs/domains)
   
     };
   
     this.movieStarOptions = {
   
       /**
        * flash 9.0r115+ MPEG4 audio options,
        * merged into defaultOptions if flash 9+movieStar mode is enabled
        */
   
       bufferTime: 3,          // seconds of data to buffer before playback begins (null = flash default of 0.1 seconds - if AAC playback is gappy, try increasing.)
       serverURL: null,        // rtmp: FMS or FMIS server to connect to, required when requesting media via RTMP or one of its variants
       onconnect: null,        // rtmp: callback for connection to flash media server
       duration: null          // rtmp: song duration (msec)
   
     };
   
     this.audioFormats = {
   
       /**
        * determines HTML5 support + flash requirements.
        * if no support (via flash and/or HTML5) for a "required" format, SM2 will fail to start.
        * flash fallback is used for MP3 or MP4 if HTML5 can't play it (or if preferFlash = true)
        */
   
       mp3: {
         type: ['audio/mpeg; codecs="mp3"', 'audio/mpeg', 'audio/mp3', 'audio/MPA', 'audio/mpa-robust'],
         required: true
       },
   
       mp4: {
         related: ['aac', 'm4a', 'm4b'], // additional formats under the MP4 container
         type: ['audio/mp4; codecs="mp4a.40.2"', 'audio/aac', 'audio/x-m4a', 'audio/MP4A-LATM', 'audio/mpeg4-generic'],
         required: false
       },
   
       ogg: {
         type: ['audio/ogg; codecs=vorbis'],
         required: false
       },
   
       opus: {
         type: ['audio/ogg; codecs=opus', 'audio/opus'],
         required: false
       },
   
       wav: {
         type: ['audio/wav; codecs="1"', 'audio/wav', 'audio/wave', 'audio/x-wav'],
         required: false
       },
   
       flac: {
         type: ['audio/flac'],
         required: false
       }
   
     };
   
     // HTML attributes (id + class names) for the SWF container
   
     this.movieID = 'sm2-container';
     this.id = (smID || 'sm2movie');
   
     this.debugID = 'soundmanager-debug';
     this.debugURLParam = /([#?&])debug=1/i;
   
     // dynamic attributes
   
     this.versionNumber = 'V2.97a.20170601';
     this.version = null;
     this.movieURL = null;
     this.altURL = null;
     this.swfLoaded = false;
     this.enabled = false;
     this.oMC = null;
     this.sounds = {};
     this.soundIDs = [];
     this.muted = false;
     this.didFlashBlock = false;
     this.filePattern = null;
   
     this.filePatterns = {
       flash8: /\.mp3(\?.*)?$/i,
       flash9: /\.mp3(\?.*)?$/i
     };
   
     // support indicators, set at init
   
     this.features = {
       buffering: false,
       peakData: false,
       waveformData: false,
       eqData: false,
       movieStar: false
     };
   
     // flash sandbox info, used primarily in troubleshooting
   
     this.sandbox = {
       // <d>
       type: null,
       types: {
         remote: 'remote (domain-based) rules',
         localWithFile: 'local with file access (no internet access)',
         localWithNetwork: 'local with network (internet access only, no local access)',
         localTrusted: 'local, trusted (local+internet access)'
       },
       description: null,
       noRemote: null,
       noLocal: null
       // </d>
     };
   
     /**
      * format support (html5/flash)
      * stores canPlayType() results based on audioFormats.
      * eg. { mp3: boolean, mp4: boolean }
      * treat as read-only.
      */
   
     this.html5 = {
       usingFlash: null // set if/when flash fallback is needed
     };
   
     // file type support hash
     this.flash = {};
   
     // determined at init time
     this.html5Only = false;
   
     // used for special cases (eg. iPad/iPhone/palm OS?)
     this.ignoreFlash = false;
   
     /**
      * a few private internals (OK, a lot. :D)
      */
   
     var SMSound,
     sm2 = this, globalHTML5Audio = null, flash = null, sm = 'soundManager', smc = sm + ': ', h5 = 'HTML5::', id, ua = navigator.userAgent, wl = window.location.href.toString(), doc = document, doNothing, setProperties, init, fV, on_queue = [], debugOpen = true, debugTS, didAppend = false, appendSuccess = false, didInit = false, disabled = false, windowLoaded = false, _wDS, wdCount = 0, initComplete, mixin, assign, extraOptions, addOnEvent, processOnEvents, initUserOnload, delayWaitForEI, waitForEI, rebootIntoHTML5, setVersionInfo, handleFocus, strings, initMovie, domContentLoaded, winOnLoad, didDCLoaded, getDocument, createMovie, catchError, setPolling, initDebug, debugLevels = ['log', 'info', 'warn', 'error'], defaultFlashVersion = 8, disableObject, failSafely, normalizeMovieURL, oRemoved = null, oRemovedHTML = null, str, flashBlockHandler, getSWFCSS, swfCSS, toggleDebug, loopFix, policyFix, complain, idCheck, waitingForEI = false, initPending = false, startTimer, stopTimer, timerExecute, h5TimerCount = 0, h5IntervalTimer = null, parseURL, messages = [],
     canIgnoreFlash, needsFlash = null, featureCheck, html5OK, html5CanPlay, html5ErrorCodes, html5Ext, html5Unload, domContentLoadedIE, testHTML5, event, slice = Array.prototype.slice, useGlobalHTML5Audio = false, lastGlobalHTML5URL, hasFlash, detectFlash, badSafariFix, html5_events, showSupport, flushMessages, wrapCallback, idCounter = 0, didSetup, msecScale = 1000,
     is_iDevice = ua.match(/(ipad|iphone|ipod)/i), isAndroid = ua.match(/android/i), isIE = ua.match(/msie|trident/i),
     isWebkit = ua.match(/webkit/i),
     isSafari = (ua.match(/safari/i) && !ua.match(/chrome/i)),
     isOpera = (ua.match(/opera/i)),
     mobileHTML5 = (ua.match(/(mobile|pre\/|xoom)/i) || is_iDevice || isAndroid),
     isBadSafari = (!wl.match(/usehtml5audio/i) && !wl.match(/sm2-ignorebadua/i) && isSafari && !ua.match(/silk/i) && ua.match(/OS\sX\s10_6_([3-7])/i)), // Safari 4 and 5 (excluding Kindle Fire, "Silk") occasionally fail to load/play HTML5 audio on Snow Leopard 10.6.3 through 10.6.7 due to bug(s) in QuickTime X and/or other underlying frameworks. :/ Confirmed bug. https://bugs.webkit.org/show_bug.cgi?id=32159
     hasConsole = (window.console !== _undefined && console.log !== _undefined),
     isFocused = (doc.hasFocus !== _undefined ? doc.hasFocus() : null),
     tryInitOnFocus = (isSafari && (doc.hasFocus === _undefined || !doc.hasFocus())),
     okToDisable = !tryInitOnFocus,
     flashMIME = /(mp3|mp4|mpa|m4a|m4b)/i,
     emptyURL = 'about:blank', // safe URL to unload, or load nothing from (flash 8 + most HTML5 UAs)
     emptyWAV = 'data:audio/wave;base64,/UklGRiYAAABXQVZFZm10IBAAAAABAAEARKwAAIhYAQACABAAZGF0YQIAAAD//w==', // tiny WAV for HTML5 unloading
     overHTTP = (doc.location ? doc.location.protocol.match(/http/i) : null),
     http = (!overHTTP ? '//' : ''),
     // mp3, mp4, aac etc.
     netStreamMimeTypes = /^\s*audio\/(?:x-)?(?:mpeg4|aac|flv|mov|mp4|m4v|m4a|m4b|mp4v|3gp|3g2)\s*(?:$|;)/i,
     // Flash v9.0r115+ "moviestar" formats
     netStreamTypes = ['mpeg4', 'aac', 'flv', 'mov', 'mp4', 'm4v', 'f4v', 'm4a', 'm4b', 'mp4v', '3gp', '3g2'],
     netStreamPattern = new RegExp('\\.(' + netStreamTypes.join('|') + ')(\\?.*)?$', 'i');
   
     this.mimePattern = /^\s*audio\/(?:x-)?(?:mp(?:eg|3))\s*(?:$|;)/i; // default mp3 set
   
     // use altURL if not "online"
     this.useAltURL = !overHTTP;
   
     swfCSS = {
       swfBox: 'sm2-object-box',
       swfDefault: 'movieContainer',
       swfError: 'swf_error', // SWF loaded, but SM2 couldn't start (other error)
       swfTimedout: 'swf_timedout',
       swfLoaded: 'swf_loaded',
       swfUnblocked: 'swf_unblocked', // or loaded OK
       sm2Debug: 'sm2_debug',
       highPerf: 'high_performance',
       flashDebug: 'flash_debug'
     };
   
     /**
      * HTML5 error codes, per W3C
      * Error code 1, MEDIA_ERR_ABORTED: Client aborted download at user's request.
      * Error code 2, MEDIA_ERR_NETWORK: A network error of some description caused the user agent to stop fetching the media resource, after the resource was established to be usable.
      * Error code 3, MEDIA_ERR_DECODE: An error of some description occurred while decoding the media resource, after the resource was established to be usable.
      * Error code 4, MEDIA_ERR_SRC_NOT_SUPPORTED: Media (audio file) not supported ("not usable.")
      * Reference: https://html.spec.whatwg.org/multipage/embedded-content.html#error-codes
      */
     html5ErrorCodes = [
       null,
       'MEDIA_ERR_ABORTED',
       'MEDIA_ERR_NETWORK',
       'MEDIA_ERR_DECODE',
       'MEDIA_ERR_SRC_NOT_SUPPORTED'
     ];
   
     /**
      * basic HTML5 Audio() support test
      * try...catch because of IE 9 "not implemented" nonsense
      * https://github.com/Modernizr/Modernizr/issues/224
      */
   
     this.hasHTML5 = (function() {
       try {
         // new Audio(null) for stupid Opera 9.64 case, which throws not_enough_arguments exception otherwise.
         return (Audio !== _undefined && (isOpera && opera !== _undefined && opera.version() < 10 ? new Audio(null) : new Audio()).canPlayType !== _undefined);
       } catch(e) {
         return false;
       }
     }());
   
     /**
      * Public SoundManager API
      * -----------------------
      */
   
     /**
      * Configures top-level soundManager properties.
      *
      * @param {object} options Option parameters, eg. { flashVersion: 9, url: '/path/to/swfs/' }
      * onready and ontimeout are also accepted parameters. call soundManager.setup() to see the full list.
      */
   
     this.setup = function(options) {
   
       var noURL = (!sm2.url);
   
       // warn if flash options have already been applied
   
       if (options !== _undefined && didInit && needsFlash && sm2.ok() && (options.flashVersion !== _undefined || options.url !== _undefined || options.html5Test !== _undefined)) {
         complain(str('setupLate'));
       }
   
       // TODO: defer: true?
   
       assign(options);
   
       if (!useGlobalHTML5Audio) {
   
         if (mobileHTML5) {
   
           // force the singleton HTML5 pattern on mobile, by default.
           if (!sm2.setupOptions.ignoreMobileRestrictions || sm2.setupOptions.forceUseGlobalHTML5Audio) {
             messages.push(strings.globalHTML5);
             useGlobalHTML5Audio = true;
           }
   
         } else if (sm2.setupOptions.forceUseGlobalHTML5Audio) {
   
           // only apply singleton HTML5 on desktop if forced.
           messages.push(strings.globalHTML5);
           useGlobalHTML5Audio = true;
   
         }
   
       }
   
       if (!didSetup && mobileHTML5) {
   
         if (sm2.setupOptions.ignoreMobileRestrictions) {
   
           messages.push(strings.ignoreMobile);
   
         } else {
   
           // prefer HTML5 for mobile + tablet-like devices, probably more reliable vs. flash at this point.
   
           // <d>
           if (!sm2.setupOptions.useHTML5Audio || sm2.setupOptions.preferFlash) {
             // notify that defaults are being changed.
             sm2._wD(strings.mobileUA);
           }
           // </d>
   
           sm2.setupOptions.useHTML5Audio = true;
           sm2.setupOptions.preferFlash = false;
   
           if (is_iDevice) {
   
             // no flash here.
             sm2.ignoreFlash = true;
   
           } else if ((isAndroid && !ua.match(/android\s2\.3/i)) || !isAndroid) {
   
             /**
              * Android devices tend to work better with a single audio instance, specifically for chained playback of sounds in sequence.
              * Common use case: exiting sound onfinish() -> createSound() -> play()
              * Presuming similar restrictions for other mobile, non-Android, non-iOS devices.
              */
   
             // <d>
             sm2._wD(strings.globalHTML5);
             // </d>
   
             useGlobalHTML5Audio = true;
   
           }
   
         }
   
       }
   
       // special case 1: "Late setup". SM2 loaded normally, but user didn't assign flash URL eg., setup({url:...}) before SM2 init. Treat as delayed init.
   
       if (options) {
   
         if (noURL && didDCLoaded && options.url !== _undefined) {
           sm2.beginDelayedInit();
         }
   
         // special case 2: If lazy-loading SM2 (DOMContentLoaded has already happened) and user calls setup() with url: parameter, try to init ASAP.
   
         if (!didDCLoaded && options.url !== _undefined && doc.readyState === 'complete') {
           setTimeout(domContentLoaded, 1);
         }
   
       }
   
       didSetup = true;
   
       return sm2;
   
     };
   
     this.ok = function() {
   
       return (needsFlash ? (didInit && !disabled) : (sm2.useHTML5Audio && sm2.hasHTML5));
   
     };
   
     this.supported = this.ok; // legacy
   
     this.getMovie = function(movie_id) {
   
       // safety net: some old browsers differ on SWF references, possibly related to ExternalInterface / flash version
       return id(movie_id) || doc[movie_id] || window[movie_id];
   
     };
   
     /**
      * Creates a SMSound sound object instance. Can also be overloaded, e.g., createSound('mySound', '/some.mp3');
      *
      * @param {object} oOptions Sound options (at minimum, url parameter is required.)
      * @return {object} SMSound The new SMSound object.
      */
   
     this.createSound = function(oOptions, _url) {
   
       var cs, cs_string, options, oSound = null;
   
       // <d>
       cs = sm + '.createSound(): ';
       cs_string = cs + str(!didInit ? 'notReady' : 'notOK');
       // </d>
   
       if (!didInit || !sm2.ok()) {
         complain(cs_string);
         return false;
       }
   
       if (_url !== _undefined) {
         // function overloading in JS! :) ... assume simple createSound(id, url) use case.
         oOptions = {
           id: oOptions,
           url: _url
         };
       }
   
       // inherit from defaultOptions
       options = mixin(oOptions);
   
       options.url = parseURL(options.url);
   
       // generate an id, if needed.
       if (options.id === _undefined) {
         options.id = sm2.setupOptions.idPrefix + (idCounter++);
       }
   
       // <d>
       if (options.id.toString().charAt(0).match(/^[0-9]$/)) {
         sm2._wD(cs + str('badID', options.id), 2);
       }
   
       sm2._wD(cs + options.id + (options.url ? ' (' + options.url + ')' : ''), 1);
       // </d>
   
       if (idCheck(options.id, true)) {
         sm2._wD(cs + options.id + ' exists', 1);
         return sm2.sounds[options.id];
       }
   
       function make() {
   
         options = loopFix(options);
         sm2.sounds[options.id] = new SMSound(options);
         sm2.soundIDs.push(options.id);
         return sm2.sounds[options.id];
   
       }
   
       if (html5OK(options)) {
   
         oSound = make();
         // <d>
         if (!sm2.html5Only) {
           sm2._wD(options.id + ': Using HTML5');
         }
         // </d>
         oSound._setup_html5(options);
   
       } else {
   
         if (sm2.html5Only) {
           sm2._wD(options.id + ': No HTML5 support for this sound, and no Flash. Exiting.');
           return make();
         }
   
         // TODO: Move HTML5/flash checks into generic URL parsing/handling function.
   
         if (sm2.html5.usingFlash && options.url && options.url.match(/data:/i)) {
           // data: URIs not supported by Flash, either.
           sm2._wD(options.id + ': data: URIs not supported via Flash. Exiting.');
           return make();
         }
   
         if (fV > 8) {
           if (options.isMovieStar === null) {
             // attempt to detect MPEG-4 formats
             options.isMovieStar = !!(options.serverURL || (options.type ? options.type.match(netStreamMimeTypes) : false) || (options.url && options.url.match(netStreamPattern)));
           }
           // <d>
           if (options.isMovieStar) {
             sm2._wD(cs + 'using MovieStar handling');
             if (options.loops > 1) {
               _wDS('noNSLoop');
             }
           }
           // </d>
         }
   
         options = policyFix(options, cs);
         oSound = make();
   
         if (fV === 8) {
           flash._createSound(options.id, options.loops || 1, options.usePolicyFile);
         } else {
           flash._createSound(options.id, options.url, options.usePeakData, options.useWaveformData, options.useEQData, options.isMovieStar, (options.isMovieStar ? options.bufferTime : false), options.loops || 1, options.serverURL, options.duration || null, options.autoPlay, true, options.autoLoad, options.usePolicyFile);
           if (!options.serverURL) {
             // We are connected immediately
             oSound.connected = true;
             if (options.onconnect) {
               options.onconnect.apply(oSound);
             }
           }
         }
   
         if (!options.serverURL && (options.autoLoad || options.autoPlay)) {
           // call load for non-rtmp streams
           oSound.load(options);
         }
   
       }
   
       // rtmp will play in onconnect
       if (!options.serverURL && options.autoPlay) {
         oSound.play();
       }
   
       return oSound;
   
     };
   
     /**
      * Destroys a SMSound sound object instance.
      *
      * @param {string} sID The ID of the sound to destroy
      */
   
     this.destroySound = function(sID, _bFromSound) {
   
       // explicitly destroy a sound before normal page unload, etc.
   
       if (!idCheck(sID)) return false;
   
       var oS = sm2.sounds[sID], i;
   
       oS.stop();
   
       // Disable all callbacks after stop(), when the sound is being destroyed
       oS._iO = {};
   
       oS.unload();
   
       for (i = 0; i < sm2.soundIDs.length; i++) {
         if (sm2.soundIDs[i] === sID) {
           sm2.soundIDs.splice(i, 1);
           break;
         }
       }
   
       if (!_bFromSound) {
         // ignore if being called from SMSound instance
         oS.destruct(true);
       }
   
       oS = null;
       delete sm2.sounds[sID];
   
       return true;
   
     };
   
     /**
      * Calls the load() method of a SMSound object by ID.
      *
      * @param {string} sID The ID of the sound
      * @param {object} oOptions Optional: Sound options
      */
   
     this.load = function(sID, oOptions) {
   
       if (!idCheck(sID)) return false;
   
       return sm2.sounds[sID].load(oOptions);
   
     };
   
     /**
      * Calls the unload() method of a SMSound object by ID.
      *
      * @param {string} sID The ID of the sound
      */
   
     this.unload = function(sID) {
   
       if (!idCheck(sID)) return false;
   
       return sm2.sounds[sID].unload();
   
     };
   
     /**
      * Calls the onPosition() method of a SMSound object by ID.
      *
      * @param {string} sID The ID of the sound
      * @param {number} nPosition The position to watch for
      * @param {function} oMethod The relevant callback to fire
      * @param {object} oScope Optional: The scope to apply the callback to
      * @return {SMSound} The SMSound object
      */
   
     this.onPosition = function(sID, nPosition, oMethod, oScope) {
   
       if (!idCheck(sID)) return false;
   
       return sm2.sounds[sID].onposition(nPosition, oMethod, oScope);
   
     };
   
     // legacy/backwards-compability: lower-case method name
     this.onposition = this.onPosition;
   
     /**
      * Calls the clearOnPosition() method of a SMSound object by ID.
      *
      * @param {string} sID The ID of the sound
      * @param {number} nPosition The position to watch for
      * @param {function} oMethod Optional: The relevant callback to fire
      * @return {SMSound} The SMSound object
      */
   
     this.clearOnPosition = function(sID, nPosition, oMethod) {
   
       if (!idCheck(sID)) return false;
   
       return sm2.sounds[sID].clearOnPosition(nPosition, oMethod);
   
     };
   
     /**
      * Calls the play() method of a SMSound object by ID.
      *
      * @param {string} sID The ID of the sound
      * @param {object} oOptions Optional: Sound options
      * @return {SMSound} The SMSound object
      */
   
     this.play = function(sID, oOptions) {
   
       var result = null,
           // legacy function-overloading use case: play('mySound', '/path/to/some.mp3');
           overloaded = (oOptions && !(oOptions instanceof Object));
   
       if (!didInit || !sm2.ok()) {
         complain(sm + '.play(): ' + str(!didInit ? 'notReady' : 'notOK'));
         return false;
       }
   
       if (!idCheck(sID, overloaded)) {
   
         // no sound found for the given ID. Bail.
         if (!overloaded) return false;
   
         if (overloaded) {
           oOptions = {
             url: oOptions
           };
         }
   
         if (oOptions && oOptions.url) {
           // overloading use case, create+play: .play('someID', {url:'/path/to.mp3'});
           sm2._wD(sm + '.play(): Attempting to create "' + sID + '"', 1);
           oOptions.id = sID;
           result = sm2.createSound(oOptions).play();
         }
   
       } else if (overloaded) {
   
         // existing sound object case
         oOptions = {
           url: oOptions
         };
   
       }
   
       if (result === null) {
         // default case
         result = sm2.sounds[sID].play(oOptions);
       }
   
       return result;
   
     };
   
     // just for convenience
     this.start = this.play;
   
     /**
      * Calls the setPlaybackRate() method of a SMSound object by ID.
      *
      * @param {string} sID The ID of the sound
      * @return {SMSound} The SMSound object
      */
   
     this.setPlaybackRate = function(sID, rate, allowOverride) {
   
       if (!idCheck(sID)) return false;
   
       return sm2.sounds[sID].setPlaybackRate(rate, allowOverride);
   
     };
   
     /**
      * Calls the setPosition() method of a SMSound object by ID.
      *
      * @param {string} sID The ID of the sound
      * @param {number} nMsecOffset Position (milliseconds)
      * @return {SMSound} The SMSound object
      */
   
     this.setPosition = function(sID, nMsecOffset) {
   
       if (!idCheck(sID)) return false;
   
       return sm2.sounds[sID].setPosition(nMsecOffset);
   
     };
   
     /**
      * Calls the stop() method of a SMSound object by ID.
      *
      * @param {string} sID The ID of the sound
      * @return {SMSound} The SMSound object
      */
   
     this.stop = function(sID) {
   
       if (!idCheck(sID)) return false;
   
       sm2._wD(sm + '.stop(' + sID + ')', 1);
   
       return sm2.sounds[sID].stop();
   
     };
   
     /**
      * Stops all currently-playing sounds.
      */
   
     this.stopAll = function() {
   
       var oSound;
       sm2._wD(sm + '.stopAll()', 1);
   
       for (oSound in sm2.sounds) {
         if (sm2.sounds.hasOwnProperty(oSound)) {
           // apply only to sound objects
           sm2.sounds[oSound].stop();
         }
       }
   
     };
   
     /**
      * Calls the pause() method of a SMSound object by ID.
      *
      * @param {string} sID The ID of the sound
      * @return {SMSound} The SMSound object
      */
   
     this.pause = function(sID) {
   
       if (!idCheck(sID)) return false;
   
       return sm2.sounds[sID].pause();
   
     };
   
     /**
      * Pauses all currently-playing sounds.
      */
   
     this.pauseAll = function() {
   
       var i;
       for (i = sm2.soundIDs.length - 1; i >= 0; i--) {
         sm2.sounds[sm2.soundIDs[i]].pause();
       }
   
     };
   
     /**
      * Calls the resume() method of a SMSound object by ID.
      *
      * @param {string} sID The ID of the sound
      * @return {SMSound} The SMSound object
      */
   
     this.resume = function(sID) {
   
       if (!idCheck(sID)) return false;
   
       return sm2.sounds[sID].resume();
   
     };
   
     /**
      * Resumes all currently-paused sounds.
      */
   
     this.resumeAll = function() {
   
       var i;
       for (i = sm2.soundIDs.length - 1; i >= 0; i--) {
         sm2.sounds[sm2.soundIDs[i]].resume();
       }
   
     };
   
     /**
      * Calls the togglePause() method of a SMSound object by ID.
      *
      * @param {string} sID The ID of the sound
      * @return {SMSound} The SMSound object
      */
   
     this.togglePause = function(sID) {
   
       if (!idCheck(sID)) return false;
   
       return sm2.sounds[sID].togglePause();
   
     };
   
     /**
      * Calls the setPan() method of a SMSound object by ID.
      *
      * @param {string} sID The ID of the sound
      * @param {number} nPan The pan value (-100 to 100)
      * @return {SMSound} The SMSound object
      */
   
     this.setPan = function(sID, nPan) {
   
       if (!idCheck(sID)) return false;
   
       return sm2.sounds[sID].setPan(nPan);
   
     };
   
     /**
      * Calls the setVolume() method of a SMSound object by ID
      * Overloaded case: pass only volume argument eg., setVolume(50) to apply to all sounds.
      *
      * @param {string} sID The ID of the sound
      * @param {number} nVol The volume value (0 to 100)
      * @return {SMSound} The SMSound object
      */
   
     this.setVolume = function(sID, nVol) {
   
       // setVolume(50) function overloading case - apply to all sounds
   
       var i, j;
   
       if (sID !== _undefined && !isNaN(sID) && nVol === _undefined) {
         for (i = 0, j = sm2.soundIDs.length; i < j; i++) {
           sm2.sounds[sm2.soundIDs[i]].setVolume(sID);
         }
         return false;
       }
   
       // setVolume('mySound', 50) case
   
       if (!idCheck(sID)) return false;
   
       return sm2.sounds[sID].setVolume(nVol);
   
     };
   
     /**
      * Calls the mute() method of either a single SMSound object by ID, or all sound objects.
      *
      * @param {string} sID Optional: The ID of the sound (if omitted, all sounds will be used.)
      */
   
     this.mute = function(sID) {
   
       var i = 0;
   
       if (sID instanceof String) {
         sID = null;
       }
   
       if (!sID) {
   
         sm2._wD(sm + '.mute(): Muting all sounds');
         for (i = sm2.soundIDs.length - 1; i >= 0; i--) {
           sm2.sounds[sm2.soundIDs[i]].mute();
         }
         sm2.muted = true;
   
       } else {
   
         if (!idCheck(sID)) return false;
   
         sm2._wD(sm + '.mute(): Muting "' + sID + '"');
         return sm2.sounds[sID].mute();
   
       }
   
       return true;
   
     };
   
     /**
      * Mutes all sounds.
      */
   
     this.muteAll = function() {
   
       sm2.mute();
   
     };
   
     /**
      * Calls the unmute() method of either a single SMSound object by ID, or all sound objects.
      *
      * @param {string} sID Optional: The ID of the sound (if omitted, all sounds will be used.)
      */
   
     this.unmute = function(sID) {
   
       var i;
   
       if (sID instanceof String) {
         sID = null;
       }
   
       if (!sID) {
   
         sm2._wD(sm + '.unmute(): Unmuting all sounds');
         for (i = sm2.soundIDs.length - 1; i >= 0; i--) {
           sm2.sounds[sm2.soundIDs[i]].unmute();
         }
         sm2.muted = false;
   
       } else {
   
         if (!idCheck(sID)) return false;
   
         sm2._wD(sm + '.unmute(): Unmuting "' + sID + '"');
   
         return sm2.sounds[sID].unmute();
   
       }
   
       return true;
   
     };
   
     /**
      * Unmutes all sounds.
      */
   
     this.unmuteAll = function() {
   
       sm2.unmute();
   
     };
   
     /**
      * Calls the toggleMute() method of a SMSound object by ID.
      *
      * @param {string} sID The ID of the sound
      * @return {SMSound} The SMSound object
      */
   
     this.toggleMute = function(sID) {
   
       if (!idCheck(sID)) return false;
   
       return sm2.sounds[sID].toggleMute();
   
     };
   
     /**
      * Retrieves the memory used by the flash plugin.
      *
      * @return {number} The amount of memory in use
      */
   
     this.getMemoryUse = function() {
   
       // flash-only
       var ram = 0;
   
       if (flash && fV !== 8) {
         ram = parseInt(flash._getMemoryUse(), 10);
       }
   
       return ram;
   
     };
   
     /**
      * Undocumented: NOPs soundManager and all SMSound objects.
      */
   
     this.disable = function(bNoDisable) {
   
       // destroy all functions
       var i;
   
       if (bNoDisable === _undefined) {
         bNoDisable = false;
       }
   
       // already disabled?
       if (disabled) return false;
   
       disabled = true;
   
       _wDS('shutdown', 1);
   
       for (i = sm2.soundIDs.length - 1; i >= 0; i--) {
         disableObject(sm2.sounds[sm2.soundIDs[i]]);
       }
   
       disableObject(sm2);
   
       // fire "complete", despite fail
       initComplete(bNoDisable);
   
       event.remove(window, 'load', initUserOnload);
   
       return true;
   
     };
   
     /**
      * Determines playability of a MIME type, eg. 'audio/mp3'.
      */
   
     this.canPlayMIME = function(sMIME) {
   
       var result;
   
       if (sm2.hasHTML5) {
         result = html5CanPlay({
           type: sMIME
         });
       }
   
       if (!result && needsFlash) {
         // if flash 9, test netStream (movieStar) types as well.
         result = (sMIME && sm2.ok() ? !!((fV > 8 ? sMIME.match(netStreamMimeTypes) : null) || sMIME.match(sm2.mimePattern)) : null); // TODO: make less "weird" (per JSLint)
       }
   
       return result;
   
     };
   
     /**
      * Determines playability of a URL based on audio support.
      *
      * @param {string} sURL The URL to test
      * @return {boolean} URL playability
      */
   
     this.canPlayURL = function(sURL) {
   
       var result;
   
       if (sm2.hasHTML5) {
         result = html5CanPlay({
           url: sURL
         });
       }
   
       if (!result && needsFlash) {
         result = (sURL && sm2.ok() ? !!(sURL.match(sm2.filePattern)) : null);
       }
   
       return result;
   
     };
   
     /**
      * Determines playability of an HTML DOM &lt;a&gt; object (or similar object literal) based on audio support.
      *
      * @param {object} oLink an HTML DOM &lt;a&gt; object or object literal including href and/or type attributes
      * @return {boolean} URL playability
      */
   
     this.canPlayLink = function(oLink) {
   
       if (oLink.type !== _undefined && oLink.type && sm2.canPlayMIME(oLink.type)) return true;
   
       return sm2.canPlayURL(oLink.href);
   
     };
   
     /**
      * Retrieves a SMSound object by ID.
      *
      * @param {string} sID The ID of the sound
      * @return {SMSound} The SMSound object
      */
   
     this.getSoundById = function(sID, _suppressDebug) {
   
       if (!sID) return null;
   
       var result = sm2.sounds[sID];
   
       // <d>
       if (!result && !_suppressDebug) {
         sm2._wD(sm + '.getSoundById(): Sound "' + sID + '" not found.', 2);
       }
       // </d>
   
       return result;
   
     };
   
     /**
      * Queues a callback for execution when SoundManager has successfully initialized.
      *
      * @param {function} oMethod The callback method to fire
      * @param {object} oScope Optional: The scope to apply to the callback
      */
   
     this.onready = function(oMethod, oScope) {
   
       var sType = 'onready',
           result = false;
   
       if (typeof oMethod === 'function') {
   
         // <d>
         if (didInit) {
           sm2._wD(str('queue', sType));
         }
         // </d>
   
         if (!oScope) {
           oScope = window;
         }
   
         addOnEvent(sType, oMethod, oScope);
         processOnEvents();
   
         result = true;
   
       } else {
   
         throw str('needFunction', sType);
   
       }
   
       return result;
   
     };
   
     /**
      * Queues a callback for execution when SoundManager has failed to initialize.
      *
      * @param {function} oMethod The callback method to fire
      * @param {object} oScope Optional: The scope to apply to the callback
      */
   
     this.ontimeout = function(oMethod, oScope) {
   
       var sType = 'ontimeout',
           result = false;
   
       if (typeof oMethod === 'function') {
   
         // <d>
         if (didInit) {
           sm2._wD(str('queue', sType));
         }
         // </d>
   
         if (!oScope) {
           oScope = window;
         }
   
         addOnEvent(sType, oMethod, oScope);
         processOnEvents({ type: sType });
   
         result = true;
   
       } else {
   
         throw str('needFunction', sType);
   
       }
   
       return result;
   
     };
   
     /**
      * Writes console.log()-style debug output to a console or in-browser element.
      * Applies when debugMode = true
      *
      * @param {string} sText The console message
      * @param {object} nType Optional log level (number), or object. Number case: Log type/style where 0 = 'info', 1 = 'warn', 2 = 'error'. Object case: Object to be dumped.
      */
   
     this._writeDebug = function(sText, sTypeOrObject) {
   
       // pseudo-private console.log()-style output
       // <d>
   
       var sDID = 'soundmanager-debug', o, oItem;
   
       if (!sm2.setupOptions.debugMode) return false;
   
       if (hasConsole && sm2.useConsole) {
         if (sTypeOrObject && typeof sTypeOrObject === 'object') {
           // object passed; dump to console.
           console.log(sText, sTypeOrObject);
         } else if (debugLevels[sTypeOrObject] !== _undefined) {
           console[debugLevels[sTypeOrObject]](sText);
         } else {
           console.log(sText);
         }
         if (sm2.consoleOnly) return true;
       }
   
       o = id(sDID);
   
       if (!o) return false;
   
       oItem = doc.createElement('div');
   
       if (++wdCount % 2 === 0) {
         oItem.className = 'sm2-alt';
       }
   
       if (sTypeOrObject === _undefined) {
         sTypeOrObject = 0;
       } else {
         sTypeOrObject = parseInt(sTypeOrObject, 10);
       }
   
       oItem.appendChild(doc.createTextNode(sText));
   
       if (sTypeOrObject) {
         if (sTypeOrObject >= 2) {
           oItem.style.fontWeight = 'bold';
         }
         if (sTypeOrObject === 3) {
           oItem.style.color = '#ff3333';
         }
       }
   
       // top-to-bottom
       // o.appendChild(oItem);
   
       // bottom-to-top
       o.insertBefore(oItem, o.firstChild);
   
       o = null;
       // </d>
   
       return true;
   
     };
   
     // <d>
     // last-resort debugging option
     if (wl.indexOf('sm2-debug=alert') !== -1) {
       this._writeDebug = function(sText) {
         window.alert(sText);
       };
     }
     // </d>
   
     // alias
     this._wD = this._writeDebug;
   
     /**
      * Provides debug / state information on all SMSound objects.
      */
   
     this._debug = function() {
   
       // <d>
       var i, j;
       _wDS('currentObj', 1);
   
       for (i = 0, j = sm2.soundIDs.length; i < j; i++) {
         sm2.sounds[sm2.soundIDs[i]]._debug();
       }
       // </d>
   
     };
   
     /**
      * Restarts and re-initializes the SoundManager instance.
      *
      * @param {boolean} resetEvents Optional: When true, removes all registered onready and ontimeout event callbacks.
      * @param {boolean} excludeInit Options: When true, does not call beginDelayedInit() (which would restart SM2).
      * @return {object} soundManager The soundManager instance.
      */
   
     this.reboot = function(resetEvents, excludeInit) {
   
       // reset some (or all) state, and re-init unless otherwise specified.
   
       // <d>
       if (sm2.soundIDs.length) {
         sm2._wD('Destroying ' + sm2.soundIDs.length + ' SMSound object' + (sm2.soundIDs.length !== 1 ? 's' : '') + '...');
       }
       // </d>
   
       var i, j, k;
   
       for (i = sm2.soundIDs.length - 1; i >= 0; i--) {
         sm2.sounds[sm2.soundIDs[i]].destruct();
       }
   
       // trash ze flash (remove from the DOM)
   
       if (flash) {
   
         try {
   
           if (isIE) {
             oRemovedHTML = flash.innerHTML;
           }
   
           oRemoved = flash.parentNode.removeChild(flash);
   
         } catch(e) {
   
           // Remove failed? May be due to flash blockers silently removing the SWF object/embed node from the DOM. Warn and continue.
   
           _wDS('badRemove', 2);
   
         }
   
       }
   
       // actually, force recreate of movie.
   
       oRemovedHTML = oRemoved = needsFlash = flash = null;
   
       sm2.enabled = didDCLoaded = didInit = waitingForEI = initPending = didAppend = appendSuccess = disabled = useGlobalHTML5Audio = sm2.swfLoaded = false;
   
       sm2.soundIDs = [];
       sm2.sounds = {};
   
       idCounter = 0;
       didSetup = false;
   
       if (!resetEvents) {
         // reset callbacks for onready, ontimeout etc. so that they will fire again on re-init
         for (i in on_queue) {
           if (on_queue.hasOwnProperty(i)) {
             for (j = 0, k = on_queue[i].length; j < k; j++) {
               on_queue[i][j].fired = false;
             }
           }
         }
       } else {
         // remove all callbacks entirely
         on_queue = [];
       }
   
       // <d>
       if (!excludeInit) {
         sm2._wD(sm + ': Rebooting...');
       }
       // </d>
   
       // reset HTML5 and flash canPlay test results
   
       sm2.html5 = {
         usingFlash: null
       };
   
       sm2.flash = {};
   
       // reset device-specific HTML/flash mode switches
   
       sm2.html5Only = false;
       sm2.ignoreFlash = false;
   
       window.setTimeout(function() {
   
         // by default, re-init
   
         if (!excludeInit) {
           sm2.beginDelayedInit();
         }
   
       }, 20);
   
       return sm2;
   
     };
   
     this.reset = function() {
   
       /**
        * Shuts down and restores the SoundManager instance to its original loaded state, without an explicit reboot. All onready/ontimeout handlers are removed.
        * After this call, SM2 may be re-initialized via soundManager.beginDelayedInit().
        * @return {object} soundManager The soundManager instance.
        */
   
       _wDS('reset');
   
       return sm2.reboot(true, true);
   
     };
   
     /**
      * Undocumented: Determines the SM2 flash movie's load progress.
      *
      * @return {number or null} Percent loaded, or if invalid/unsupported, null.
      */
   
     this.getMoviePercent = function() {
   
       /**
        * Interesting syntax notes...
        * Flash/ExternalInterface (ActiveX/NPAPI) bridge methods are not typeof "function" nor instanceof Function, but are still valid.
        * Furthermore, using (flash && flash.PercentLoaded) causes IE to throw "object doesn't support this property or method".
        * Thus, 'in' syntax must be used.
        */
   
       return (flash && 'PercentLoaded' in flash ? flash.PercentLoaded() : null);
   
     };
   
     /**
      * Additional helper for manually invoking SM2's init process after DOM Ready / window.onload().
      */
   
     this.beginDelayedInit = function() {
   
       windowLoaded = true;
       domContentLoaded();
   
       setTimeout(function() {
   
         if (initPending) return false;
   
         createMovie();
         initMovie();
         initPending = true;
   
         return true;
   
       }, 20);
   
       delayWaitForEI();
   
     };
   
     /**
      * Destroys the SoundManager instance and all SMSound instances.
      */
   
     this.destruct = function() {
   
       sm2._wD(sm + '.destruct()');
       sm2.disable(true);
   
     };
   
     /**
      * SMSound() (sound object) constructor
      * ------------------------------------
      *
      * @param {object} oOptions Sound options (id and url are required attributes)
      * @return {SMSound} The new SMSound object
      */
   
     SMSound = function(oOptions) {
   
       var s = this, resetProperties, add_html5_events, remove_html5_events, stop_html5_timer, start_html5_timer, attachOnPosition, onplay_called = false, onPositionItems = [], onPositionFired = 0, detachOnPosition, applyFromTo, lastURL = null, lastHTML5State, urlOmitted;
   
       lastHTML5State = {
         // tracks duration + position (time)
         duration: null,
         time: null
       };
   
       this.id = oOptions.id;
   
       // legacy
       this.sID = this.id;
   
       this.url = oOptions.url;
       this.options = mixin(oOptions);
   
       // per-play-instance-specific options
       this.instanceOptions = this.options;
   
       // short alias
       this._iO = this.instanceOptions;
   
       // assign property defaults
       this.pan = this.options.pan;
       this.volume = this.options.volume;
   
       // whether or not this object is using HTML5
       this.isHTML5 = false;
   
       // internal HTML5 Audio() object reference
       this._a = null;
   
       // for flash 8 special-case createSound() without url, followed by load/play with url case
       urlOmitted = (!this.url);
   
       /**
        * SMSound() public methods
        * ------------------------
        */
   
       this.id3 = {};
   
       /**
        * Writes SMSound object parameters to debug console
        */
   
       this._debug = function() {
   
         // <d>
         sm2._wD(s.id + ': Merged options:', s.options);
         // </d>
   
       };
   
       /**
        * Begins loading a sound per its *url*.
        *
        * @param {object} options Optional: Sound options
        * @return {SMSound} The SMSound object
        */
   
       this.load = function(options) {
   
         var oSound = null, instanceOptions;
   
         if (options !== _undefined) {
           s._iO = mixin(options, s.options);
         } else {
           options = s.options;
           s._iO = options;
           if (lastURL && lastURL !== s.url) {
             _wDS('manURL');
             s._iO.url = s.url;
             s.url = null;
           }
         }
   
         if (!s._iO.url) {
           s._iO.url = s.url;
         }
   
         s._iO.url = parseURL(s._iO.url);
   
         // ensure we're in sync
         s.instanceOptions = s._iO;
   
         // local shortcut
         instanceOptions = s._iO;
   
         sm2._wD(s.id + ': load (' + instanceOptions.url + ')');
   
         if (!instanceOptions.url && !s.url) {
           sm2._wD(s.id + ': load(): url is unassigned. Exiting.', 2);
           return s;
         }
   
         // <d>
         if (!s.isHTML5 && fV === 8 && !s.url && !instanceOptions.autoPlay) {
           // flash 8 load() -> play() won't work before onload has fired.
           sm2._wD(s.id + ': Flash 8 load() limitation: Wait for onload() before calling play().', 1);
         }
         // </d>
   
         if (instanceOptions.url === s.url && s.readyState !== 0 && s.readyState !== 2) {
           _wDS('onURL', 1);
           // if loaded and an onload() exists, fire immediately.
           if (s.readyState === 3 && instanceOptions.onload) {
             // assume success based on truthy duration.
             wrapCallback(s, function() {
               instanceOptions.onload.apply(s, [(!!s.duration)]);
             });
           }
           return s;
         }
   
         // reset a few state properties
   
         s.loaded = false;
         s.readyState = 1;
         s.playState = 0;
         s.id3 = {};
   
         // TODO: If switching from HTML5 -> flash (or vice versa), stop currently-playing audio.
   
         if (html5OK(instanceOptions)) {
   
           oSound = s._setup_html5(instanceOptions);
   
           if (!oSound._called_load) {
   
             s._html5_canplay = false;
   
             // TODO: review called_load / html5_canplay logic
   
             // if url provided directly to load(), assign it here.
   
             if (s.url !== instanceOptions.url) {
   
               sm2._wD(_wDS('manURL') + ': ' + instanceOptions.url);
   
               s._a.src = instanceOptions.url;
   
               // TODO: review / re-apply all relevant options (volume, loop, onposition etc.)
   
               // reset position for new URL
               s.setPosition(0);
   
             }
   
             // given explicit load call, try to preload.
   
             // early HTML5 implementation (non-standard)
             s._a.autobuffer = 'auto';
   
             // standard property, values: none / metadata / auto
             // reference: http://msdn.microsoft.com/en-us/library/ie/ff974759%28v=vs.85%29.aspx
             s._a.preload = 'auto';
   
             s._a._called_load = true;
   
           } else {
   
             sm2._wD(s.id + ': Ignoring request to load again');
   
           }
   
         } else {
   
           if (sm2.html5Only) {
             sm2._wD(s.id + ': No flash support. Exiting.');
             return s;
           }
   
           if (s._iO.url && s._iO.url.match(/data:/i)) {
             // data: URIs not supported by Flash, either.
             sm2._wD(s.id + ': data: URIs not supported via Flash. Exiting.');
             return s;
           }
   
           try {
             s.isHTML5 = false;
             s._iO = policyFix(loopFix(instanceOptions));
             // if we have "position", disable auto-play as we'll be seeking to that position at onload().
             if (s._iO.autoPlay && (s._iO.position || s._iO.from)) {
               sm2._wD(s.id + ': Disabling autoPlay because of non-zero offset case');
               s._iO.autoPlay = false;
             }
             // re-assign local shortcut
             instanceOptions = s._iO;
             if (fV === 8) {
               flash._load(s.id, instanceOptions.url, instanceOptions.stream, instanceOptions.autoPlay, instanceOptions.usePolicyFile);
             } else {
               flash._load(s.id, instanceOptions.url, !!(instanceOptions.stream), !!(instanceOptions.autoPlay), instanceOptions.loops || 1, !!(instanceOptions.autoLoad), instanceOptions.usePolicyFile);
             }
           } catch(e) {
             _wDS('smError', 2);
             debugTS('onload', false);
             catchError({
               type: 'SMSOUND_LOAD_JS_EXCEPTION',
               fatal: true
             });
           }
   
         }
   
         // after all of this, ensure sound url is up to date.
         s.url = instanceOptions.url;
   
         return s;
   
       };
   
       /**
        * Unloads a sound, canceling any open HTTP requests.
        *
        * @return {SMSound} The SMSound object
        */
   
       this.unload = function() {
   
         // Flash 8/AS2 can't "close" a stream - fake it by loading an empty URL
         // Flash 9/AS3: Close stream, preventing further load
         // HTML5: Most UAs will use empty URL
   
         if (s.readyState !== 0) {
   
           sm2._wD(s.id + ': unload()');
   
           if (!s.isHTML5) {
   
             if (fV === 8) {
               flash._unload(s.id, emptyURL);
             } else {
               flash._unload(s.id);
             }
   
           } else {
   
             stop_html5_timer();
   
             if (s._a) {
   
               s._a.pause();
   
               // update empty URL, too
               lastURL = html5Unload(s._a);
   
             }
   
           }
   
           // reset load/status flags
           resetProperties();
   
         }
   
         return s;
   
       };
   
       /**
        * Unloads and destroys a sound.
        */
   
       this.destruct = function(_bFromSM) {
   
         sm2._wD(s.id + ': Destruct');
   
         if (!s.isHTML5) {
   
           // kill sound within Flash
           // Disable the onfailure handler
           s._iO.onfailure = null;
           flash._destroySound(s.id);
   
         } else {
   
           stop_html5_timer();
   
           if (s._a) {
             s._a.pause();
             html5Unload(s._a);
             if (!useGlobalHTML5Audio) {
               remove_html5_events();
             }
             // break obvious circular reference
             s._a._s = null;
             s._a = null;
           }
   
         }
   
         if (!_bFromSM) {
           // ensure deletion from controller
           sm2.destroySound(s.id, true);
         }
   
       };
   
       /**
        * Begins playing a sound.
        *
        * @param {object} options Optional: Sound options
        * @return {SMSound} The SMSound object
        */
   
       this.play = function(options, _updatePlayState) {
   
         var fN, allowMulti, a, onready,
             audioClone, onended, oncanplay,
             startOK = true;
   
         // <d>
         fN = s.id + ': play(): ';
         // </d>
   
         // default to true
         _updatePlayState = (_updatePlayState === _undefined ? true : _updatePlayState);
   
         if (!options) {
           options = {};
         }
   
         // first, use local URL (if specified)
         if (s.url) {
           s._iO.url = s.url;
         }
   
         // mix in any options defined at createSound()
         s._iO = mixin(s._iO, s.options);
   
         // mix in any options specific to this method
         s._iO = mixin(options, s._iO);
   
         s._iO.url = parseURL(s._iO.url);
   
         s.instanceOptions = s._iO;
   
         // RTMP-only
         if (!s.isHTML5 && s._iO.serverURL && !s.connected) {
           if (!s.getAutoPlay()) {
             sm2._wD(fN + ' Netstream not connected yet - setting autoPlay');
             s.setAutoPlay(true);
           }
           // play will be called in onconnect()
           return s;
         }
   
         if (html5OK(s._iO)) {
           s._setup_html5(s._iO);
           start_html5_timer();
         }
   
         if (s.playState === 1 && !s.paused) {
   
           allowMulti = s._iO.multiShot;
   
           if (!allowMulti) {
   
             sm2._wD(fN + 'Already playing (one-shot)', 1);
   
             if (s.isHTML5) {
               // go back to original position.
               s.setPosition(s._iO.position);
             }
   
             return s;
   
           }
   
           sm2._wD(fN + 'Already playing (multi-shot)', 1);
   
         }
   
         // edge case: play() with explicit URL parameter
         if (options.url && options.url !== s.url) {
   
           // special case for createSound() followed by load() / play() with url; avoid double-load case.
           if (!s.readyState && !s.isHTML5 && fV === 8 && urlOmitted) {
   
             urlOmitted = false;
   
           } else {
   
             // load using merged options
             s.load(s._iO);
   
           }
   
         }
   
         if (!s.loaded) {
   
           if (s.readyState === 0) {
   
             sm2._wD(fN + 'Attempting to load');
   
             // try to get this sound playing ASAP
             if (!s.isHTML5 && !sm2.html5Only) {
   
               // flash: assign directly because setAutoPlay() increments the instanceCount
               s._iO.autoPlay = true;
               s.load(s._iO);
   
             } else if (s.isHTML5) {
   
               // iOS needs this when recycling sounds, loading a new URL on an existing object.
               s.load(s._iO);
   
             } else {
   
               sm2._wD(fN + 'Unsupported type. Exiting.');
   
               return s;
   
             }
   
             // HTML5 hack - re-set instanceOptions?
             s.instanceOptions = s._iO;
   
           } else if (s.readyState === 2) {
   
             sm2._wD(fN + 'Could not load - exiting', 2);
   
             return s;
   
           } else {
   
             sm2._wD(fN + 'Loading - attempting to play...');
   
           }
   
         } else {
   
           // "play()"
           sm2._wD(fN.substr(0, fN.lastIndexOf(':')));
   
         }
   
         if (!s.isHTML5 && fV === 9 && s.position > 0 && s.position === s.duration) {
           // flash 9 needs a position reset if play() is called while at the end of a sound.
           sm2._wD(fN + 'Sound at end, resetting to position: 0');
           options.position = 0;
         }
   
         /**
          * Streams will pause when their buffer is full if they are being loaded.
          * In this case paused is true, but the song hasn't started playing yet.
          * If we just call resume() the onplay() callback will never be called.
          * So only call resume() if the position is > 0.
          * Another reason is because options like volume won't have been applied yet.
          * For normal sounds, just resume.
          */
   
         if (s.paused && s.position >= 0 && (!s._iO.serverURL || s.position > 0)) {
   
           // https://gist.github.com/37b17df75cc4d7a90bf6
           sm2._wD(fN + 'Resuming from paused state', 1);
           s.resume();
   
         } else {
   
           s._iO = mixin(options, s._iO);
   
           /**
            * Preload in the event of play() with position under Flash,
            * or from/to parameters and non-RTMP case
            */
           if (((!s.isHTML5 && s._iO.position !== null && s._iO.position > 0) || (s._iO.from !== null && s._iO.from > 0) || s._iO.to !== null) && s.instanceCount === 0 && s.playState === 0 && !s._iO.serverURL) {
   
             onready = function() {
               // sound "canplay" or onload()
               // re-apply position/from/to to instance options, and start playback
               s._iO = mixin(options, s._iO);
               s.play(s._iO);
             };
   
             // HTML5 needs to at least have "canplay" fired before seeking.
             if (s.isHTML5 && !s._html5_canplay) {
   
               // this hasn't been loaded yet. load it first, and then do this again.
               sm2._wD(fN + 'Beginning load for non-zero offset case');
   
               s.load({
                 // note: custom HTML5-only event added for from/to implementation.
                 _oncanplay: onready
               });
   
             } else if (!s.isHTML5 && !s.loaded && (!s.readyState || s.readyState !== 2)) {
   
               // to be safe, preload the whole thing in Flash.
   
               sm2._wD(fN + 'Preloading for non-zero offset case');
   
               s.load({
                 onload: onready
               });
   
             }
   
             // otherwise, we're ready to go. re-apply local options, and continue
   
             s._iO = applyFromTo();
   
           }
   
           // sm2._wD(fN + 'Starting to play');
   
           // increment instance counter, where enabled + supported
           if (!s.instanceCount || s._iO.multiShotEvents || (s.isHTML5 && s._iO.multiShot && !useGlobalHTML5Audio) || (!s.isHTML5 && fV > 8 && !s.getAutoPlay())) {
             s.instanceCount++;
           }
   
           // if first play and onposition parameters exist, apply them now
           if (s._iO.onposition && s.playState === 0) {
             attachOnPosition(s);
           }
   
           s.playState = 1;
           s.paused = false;
   
           s.position = (s._iO.position !== _undefined && !isNaN(s._iO.position) ? s._iO.position : 0);
   
           if (!s.isHTML5) {
             s._iO = policyFix(loopFix(s._iO));
           }
   
           if (s._iO.onplay && _updatePlayState) {
             s._iO.onplay.apply(s);
             onplay_called = true;
           }
   
           s.setVolume(s._iO.volume, true);
           s.setPan(s._iO.pan, true);
   
           if (s._iO.playbackRate !== 1) {
             s.setPlaybackRate(s._iO.playbackRate);
           }
   
           if (!s.isHTML5) {
   
             startOK = flash._start(s.id, s._iO.loops || 1, (fV === 9 ? s.position : s.position / msecScale), s._iO.multiShot || false);
   
             if (fV === 9 && !startOK) {
               // edge case: no sound hardware, or 32-channel flash ceiling hit.
               // applies only to Flash 9, non-NetStream/MovieStar sounds.
               // http://help.adobe.com/en_US/FlashPlatform/reference/actionscript/3/flash/media/Sound.html#play%28%29
               sm2._wD(fN + 'No sound hardware, or 32-sound ceiling hit', 2);
               if (s._iO.onplayerror) {
                 s._iO.onplayerror.apply(s);
               }
   
             }
   
           } else if (s.instanceCount < 2) {
   
               // HTML5 single-instance case
   
               start_html5_timer();
   
               a = s._setup_html5();
   
               s.setPosition(s._iO.position);
   
               a.play();
   
             } else {
   
               // HTML5 multi-shot case
   
               sm2._wD(s.id + ': Cloning Audio() for instance #' + s.instanceCount + '...');
   
               audioClone = new Audio(s._iO.url);
   
               onended = function() {
                 event.remove(audioClone, 'ended', onended);
                 s._onfinish(s);
                 // cleanup
                 html5Unload(audioClone);
                 audioClone = null;
               };
   
               oncanplay = function() {
                 event.remove(audioClone, 'canplay', oncanplay);
                 try {
                   audioClone.currentTime = s._iO.position / msecScale;
                 } catch(err) {
                   complain(s.id + ': multiShot play() failed to apply position of ' + (s._iO.position / msecScale));
                 }
                 audioClone.play();
               };
   
               event.add(audioClone, 'ended', onended);
   
               // apply volume to clones, too
               if (s._iO.volume !== _undefined) {
                 audioClone.volume = Math.max(0, Math.min(1, s._iO.volume / 100));
               }
   
               // playing multiple muted sounds? if you do this, you're weird ;) - but let's cover it.
               if (s.muted) {
                 audioClone.muted = true;
               }
   
               if (s._iO.position) {
                 // HTML5 audio can't seek before onplay() event has fired.
                 // wait for canplay, then seek to position and start playback.
                 event.add(audioClone, 'canplay', oncanplay);
               } else {
                 // begin playback at currentTime: 0
                 audioClone.play();
               }
   
             }
   
         }
   
         return s;
   
       };
   
       // just for convenience
       this.start = this.play;
   
       /**
        * Stops playing a sound (and optionally, all sounds)
        *
        * @param {boolean} bAll Optional: Whether to stop all sounds
        * @return {SMSound} The SMSound object
        */
   
       this.stop = function(bAll) {
   
         var instanceOptions = s._iO,
             originalPosition;
   
         if (s.playState === 1) {
   
           sm2._wD(s.id + ': stop()');
   
           s._onbufferchange(0);
           s._resetOnPosition(0);
           s.paused = false;
   
           if (!s.isHTML5) {
             s.playState = 0;
           }
   
           // remove onPosition listeners, if any
           detachOnPosition();
   
           // and "to" position, if set
           if (instanceOptions.to) {
             s.clearOnPosition(instanceOptions.to);
           }
   
           if (!s.isHTML5) {
   
             flash._stop(s.id, bAll);
   
             // hack for netStream: just unload
             if (instanceOptions.serverURL) {
               s.unload();
             }
   
           } else if (s._a) {
   
               originalPosition = s.position;
   
               // act like Flash, though
               s.setPosition(0);
   
               // hack: reflect old position for onstop() (also like Flash)
               s.position = originalPosition;
   
               // html5 has no stop()
               // NOTE: pausing means iOS requires interaction to resume.
               s._a.pause();
   
               s.playState = 0;
   
               // and update UI
               s._onTimer();
   
               stop_html5_timer();
   
             }
   
           s.instanceCount = 0;
           s._iO = {};
   
           if (instanceOptions.onstop) {
             instanceOptions.onstop.apply(s);
           }
   
         }
   
         return s;
   
       };
   
       /**
        * Undocumented/internal: Sets autoPlay for RTMP.
        *
        * @param {boolean} autoPlay state
        */
   
       this.setAutoPlay = function(autoPlay) {
   
         sm2._wD(s.id + ': Autoplay turned ' + (autoPlay ? 'on' : 'off'));
         s._iO.autoPlay = autoPlay;
   
         if (!s.isHTML5) {
           flash._setAutoPlay(s.id, autoPlay);
           if (autoPlay) {
             // only increment the instanceCount if the sound isn't loaded (TODO: verify RTMP)
             if (!s.instanceCount && s.readyState === 1) {
               s.instanceCount++;
               sm2._wD(s.id + ': Incremented instance count to ' + s.instanceCount);
             }
           }
         }
   
       };
   
       /**
        * Undocumented/internal: Returns the autoPlay boolean.
        *
        * @return {boolean} The current autoPlay value
        */
   
       this.getAutoPlay = function() {
   
         return s._iO.autoPlay;
   
       };
   
       /**
        * Sets the playback rate of a sound (HTML5-only.)
        *
        * @param {number} playbackRate (+/-)
        * @return {SMSound} The SMSound object
        */
   
       this.setPlaybackRate = function(playbackRate) {
   
         // Per Mozilla, limit acceptable values to prevent playback from stopping (unless allowOverride is truthy.)
         // https://developer.mozilla.org/en-US/Apps/Build/Audio_and_video_delivery/WebAudio_playbackRate_explained
         var normalizedRate = Math.max(0.5, Math.min(4, playbackRate));
   
         // <d>
         if (normalizedRate !== playbackRate) {
           sm2._wD(s.id + ': setPlaybackRate(' + playbackRate + '): limiting rate to ' + normalizedRate, 2);
         }
         // </d>
   
         if (s.isHTML5) {
           try {
             s._iO.playbackRate = normalizedRate;
             s._a.playbackRate = normalizedRate;
           } catch(e) {
             sm2._wD(s.id + ': setPlaybackRate(' + normalizedRate + ') failed: ' + e.message, 2);
           }
         }
   
         return s;
   
       };
   
       /**
        * Sets the position of a sound.
        *
        * @param {number} nMsecOffset Position (milliseconds)
        * @return {SMSound} The SMSound object
        */
   
       this.setPosition = function(nMsecOffset) {
   
         if (nMsecOffset === _undefined) {
           nMsecOffset = 0;
         }
   
         var position, position1K,
             // Use the duration from the instance options, if we don't have a track duration yet.
             // position >= 0 and <= current available (loaded) duration
             offset = (s.isHTML5 ? Math.max(nMsecOffset, 0) : Math.min(s.duration || s._iO.duration, Math.max(nMsecOffset, 0)));
   
         s.position = offset;
         position1K = s.position / msecScale;
         s._resetOnPosition(s.position);
         s._iO.position = offset;
   
         if (!s.isHTML5) {
   
           position = (fV === 9 ? s.position : position1K);
   
           if (s.readyState && s.readyState !== 2) {
             // if paused or not playing, will not resume (by playing)
             flash._setPosition(s.id, position, (s.paused || !s.playState), s._iO.multiShot);
           }
   
         } else if (s._a) {
   
           // Set the position in the canplay handler if the sound is not ready yet
           if (s._html5_canplay) {
   
             if (s._a.currentTime.toFixed(3) !== position1K.toFixed(3)) {
   
               /**
                * DOM/JS errors/exceptions to watch out for:
                * if seek is beyond (loaded?) position, "DOM exception 11"
                * "INDEX_SIZE_ERR": DOM exception 1
                */
               sm2._wD(s.id + ': setPosition(' + position1K + ')');
   
               try {
                 s._a.currentTime = position1K;
                 if (s.playState === 0 || s.paused) {
                   // allow seek without auto-play/resume
                   s._a.pause();
                 }
               } catch(e) {
                 sm2._wD(s.id + ': setPosition(' + position1K + ') failed: ' + e.message, 2);
               }
   
             }
   
           } else if (position1K) {
   
             // warn on non-zero seek attempts
             sm2._wD(s.id + ': setPosition(' + position1K + '): Cannot seek yet, sound not ready', 2);
             return s;
   
           }
   
           if (s.paused) {
   
             // if paused, refresh UI right away by forcing update
             s._onTimer(true);
   
           }
   
         }
   
         return s;
   
       };
   
       /**
        * Pauses sound playback.
        *
        * @return {SMSound} The SMSound object
        */
   
       this.pause = function(_bCallFlash) {
   
         if (s.paused || (s.playState === 0 && s.readyState !== 1)) return s;
   
         sm2._wD(s.id + ': pause()');
         s.paused = true;
   
         if (!s.isHTML5) {
           if (_bCallFlash || _bCallFlash === _undefined) {
             flash._pause(s.id, s._iO.multiShot);
           }
         } else {
           s._setup_html5().pause();
           stop_html5_timer();
         }
   
         if (s._iO.onpause) {
           s._iO.onpause.apply(s);
         }
   
         return s;
   
       };
   
       /**
        * Resumes sound playback.
        *
        * @return {SMSound} The SMSound object
        */
   
       /**
        * When auto-loaded streams pause on buffer full they have a playState of 0.
        * We need to make sure that the playState is set to 1 when these streams "resume".
        * When a paused stream is resumed, we need to trigger the onplay() callback if it
        * hasn't been called already. In this case since the sound is being played for the
        * first time, I think it's more appropriate to call onplay() rather than onresume().
        */
   
       this.resume = function() {
   
         var instanceOptions = s._iO;
   
         if (!s.paused) return s;
   
         sm2._wD(s.id + ': resume()');
         s.paused = false;
         s.playState = 1;
   
         if (!s.isHTML5) {
   
           if (instanceOptions.isMovieStar && !instanceOptions.serverURL) {
             // Bizarre Webkit bug (Chrome reported via 8tracks.com dudes): AAC content paused for 30+ seconds(?) will not resume without a reposition.
             s.setPosition(s.position);
           }
   
           // flash method is toggle-based (pause/resume)
           flash._pause(s.id, instanceOptions.multiShot);
   
         } else {
   
           s._setup_html5().play();
           start_html5_timer();
   
         }
   
         if (!onplay_called && instanceOptions.onplay) {
   
           instanceOptions.onplay.apply(s);
           onplay_called = true;
   
         } else if (instanceOptions.onresume) {
   
           instanceOptions.onresume.apply(s);
   
         }
   
         return s;
   
       };
   
       /**
        * Toggles sound playback.
        *
        * @return {SMSound} The SMSound object
        */
   
       this.togglePause = function() {
   
         sm2._wD(s.id + ': togglePause()');
   
         if (s.playState === 0) {
           s.play({
             position: (fV === 9 && !s.isHTML5 ? s.position : s.position / msecScale)
           });
           return s;
         }
   
         if (s.paused) {
           s.resume();
         } else {
           s.pause();
         }
   
         return s;
   
       };
   
       /**
        * Sets the panning (L-R) effect.
        *
        * @param {number} nPan The pan value (-100 to 100)
        * @return {SMSound} The SMSound object
        */
   
       this.setPan = function(nPan, bInstanceOnly) {
   
         if (nPan === _undefined) {
           nPan = 0;
         }
   
         if (bInstanceOnly === _undefined) {
           bInstanceOnly = false;
         }
   
         if (!s.isHTML5) {
           flash._setPan(s.id, nPan);
         } // else { no HTML5 pan? }
   
         s._iO.pan = nPan;
   
         if (!bInstanceOnly) {
           s.pan = nPan;
           s.options.pan = nPan;
         }
   
         return s;
   
       };
   
       /**
        * Sets the volume.
        *
        * @param {number} nVol The volume value (0 to 100)
        * @return {SMSound} The SMSound object
        */
   
       this.setVolume = function(nVol, _bInstanceOnly) {
   
         /**
          * Note: Setting volume has no effect on iOS "special snowflake" devices.
          * Hardware volume control overrides software, and volume
          * will always return 1 per Apple docs. (iOS 4 + 5.)
          * http://developer.apple.com/library/safari/documentation/AudioVideo/Conceptual/HTML-canvas-guide/AddingSoundtoCanvasAnimations/AddingSoundtoCanvasAnimations.html
          */
   
         if (nVol === _undefined) {
           nVol = 100;
         }
   
         if (_bInstanceOnly === _undefined) {
           _bInstanceOnly = false;
         }
   
         if (!s.isHTML5) {
   
           flash._setVolume(s.id, (sm2.muted && !s.muted) || s.muted ? 0 : nVol);
   
         } else if (s._a) {
   
           if (sm2.muted && !s.muted) {
             s.muted = true;
             s._a.muted = true;
           }
   
           // valid range for native HTML5 Audio(): 0-1
           s._a.volume = Math.max(0, Math.min(1, nVol / 100));
   
         }
   
         s._iO.volume = nVol;
   
         if (!_bInstanceOnly) {
           s.volume = nVol;
           s.options.volume = nVol;
         }
   
         return s;
   
       };
   
       /**
        * Mutes the sound.
        *
        * @return {SMSound} The SMSound object
        */
   
       this.mute = function() {
   
         s.muted = true;
   
         if (!s.isHTML5) {
           flash._setVolume(s.id, 0);
         } else if (s._a) {
           s._a.muted = true;
         }
   
         return s;
   
       };
   
       /**
        * Unmutes the sound.
        *
        * @return {SMSound} The SMSound object
        */
   
       this.unmute = function() {
   
         s.muted = false;
         var hasIO = (s._iO.volume !== _undefined);
   
         if (!s.isHTML5) {
           flash._setVolume(s.id, hasIO ? s._iO.volume : s.options.volume);
         } else if (s._a) {
           s._a.muted = false;
         }
   
         return s;
   
       };
   
       /**
        * Toggles the muted state of a sound.
        *
        * @return {SMSound} The SMSound object
        */
   
       this.toggleMute = function() {
   
         return (s.muted ? s.unmute() : s.mute());
   
       };
   
       /**
        * Registers a callback to be fired when a sound reaches a given position during playback.
        *
        * @param {number} nPosition The position to watch for
        * @param {function} oMethod The relevant callback to fire
        * @param {object} oScope Optional: The scope to apply the callback to
        * @return {SMSound} The SMSound object
        */
   
       this.onPosition = function(nPosition, oMethod, oScope) {
   
         // TODO: basic dupe checking?
   
         onPositionItems.push({
           position: parseInt(nPosition, 10),
           method: oMethod,
           scope: (oScope !== _undefined ? oScope : s),
           fired: false
         });
   
         return s;
   
       };
   
       // legacy/backwards-compability: lower-case method name
       this.onposition = this.onPosition;
   
       /**
        * Removes registered callback(s) from a sound, by position and/or callback.
        *
        * @param {number} nPosition The position to clear callback(s) for
        * @param {function} oMethod Optional: Identify one callback to be removed when multiple listeners exist for one position
        * @return {SMSound} The SMSound object
        */
   
       this.clearOnPosition = function(nPosition, oMethod) {
   
         var i;
   
         nPosition = parseInt(nPosition, 10);
   
         if (isNaN(nPosition)) {
           // safety check
           return;
         }
   
         for (i = 0; i < onPositionItems.length; i++) {
   
           if (nPosition === onPositionItems[i].position) {
             // remove this item if no method was specified, or, if the method matches
   
             if (!oMethod || (oMethod === onPositionItems[i].method)) {
   
               if (onPositionItems[i].fired) {
                 // decrement "fired" counter, too
                 onPositionFired--;
               }
   
               onPositionItems.splice(i, 1);
   
             }
   
           }
   
         }
   
       };
   
       this._processOnPosition = function() {
   
         var i, item, j = onPositionItems.length;
   
         if (!j || !s.playState || onPositionFired >= j) return false;
   
         for (i = j - 1; i >= 0; i--) {
   
           item = onPositionItems[i];
   
           if (!item.fired && s.position >= item.position) {
   
             item.fired = true;
             onPositionFired++;
             item.method.apply(item.scope, [item.position]);
   
             //  reset j -- onPositionItems.length can be changed in the item callback above... occasionally breaking the loop.
             j = onPositionItems.length;
   
           }
   
         }
   
         return true;
   
       };
   
       this._resetOnPosition = function(nPosition) {
   
         // reset "fired" for items interested in this position
         var i, item, j = onPositionItems.length;
   
         if (!j) return false;
   
         for (i = j - 1; i >= 0; i--) {
   
           item = onPositionItems[i];
   
           if (item.fired && nPosition <= item.position) {
             item.fired = false;
             onPositionFired--;
           }
   
         }
   
         return true;
   
       };
   
       /**
        * SMSound() private internals
        * --------------------------------
        */
   
       applyFromTo = function() {
   
         var instanceOptions = s._iO,
             f = instanceOptions.from,
             t = instanceOptions.to,
             start, end;
   
         end = function() {
   
           // end has been reached.
           sm2._wD(s.id + ': "To" time of ' + t + ' reached.');
   
           // detach listener
           s.clearOnPosition(t, end);
   
           // stop should clear this, too
           s.stop();
   
         };
   
         start = function() {
   
           sm2._wD(s.id + ': Playing "from" ' + f);
   
           // add listener for end
           if (t !== null && !isNaN(t)) {
             s.onPosition(t, end);
           }
   
         };
   
         if (f !== null && !isNaN(f)) {
   
           // apply to instance options, guaranteeing correct start position.
           instanceOptions.position = f;
   
           // multiShot timing can't be tracked, so prevent that.
           instanceOptions.multiShot = false;
   
           start();
   
         }
   
         // return updated instanceOptions including starting position
         return instanceOptions;
   
       };
   
       attachOnPosition = function() {
   
         var item,
             op = s._iO.onposition;
   
         // attach onposition things, if any, now.
   
         if (op) {
   
           for (item in op) {
             if (op.hasOwnProperty(item)) {
               s.onPosition(parseInt(item, 10), op[item]);
             }
           }
   
         }
   
       };
   
       detachOnPosition = function() {
   
         var item,
             op = s._iO.onposition;
   
         // detach any onposition()-style listeners.
   
         if (op) {
   
           for (item in op) {
             if (op.hasOwnProperty(item)) {
               s.clearOnPosition(parseInt(item, 10));
             }
           }
   
         }
   
       };
   
       start_html5_timer = function() {
   
         if (s.isHTML5) {
           startTimer(s);
         }
   
       };
   
       stop_html5_timer = function() {
   
         if (s.isHTML5) {
           stopTimer(s);
         }
   
       };
   
       resetProperties = function(retainPosition) {
   
         if (!retainPosition) {
           onPositionItems = [];
           onPositionFired = 0;
         }
   
         onplay_called = false;
   
         s._hasTimer = null;
         s._a = null;
         s._html5_canplay = false;
         s.bytesLoaded = null;
         s.bytesTotal = null;
         s.duration = (s._iO && s._iO.duration ? s._iO.duration : null);
         s.durationEstimate = null;
         s.buffered = [];
   
         // legacy: 1D array
         s.eqData = [];
   
         s.eqData.left = [];
         s.eqData.right = [];
   
         s.failures = 0;
         s.isBuffering = false;
         s.instanceOptions = {};
         s.instanceCount = 0;
         s.loaded = false;
         s.metadata = {};
   
         // 0 = uninitialised, 1 = loading, 2 = failed/error, 3 = loaded/success
         s.readyState = 0;
   
         s.muted = false;
         s.paused = false;
   
         s.peakData = {
           left: 0,
           right: 0
         };
   
         s.waveformData = {
           left: [],
           right: []
         };
   
         s.playState = 0;
         s.position = null;
   
         s.id3 = {};
   
       };
   
       resetProperties();
   
       /**
        * Pseudo-private SMSound internals
        * --------------------------------
        */
   
       this._onTimer = function(bForce) {
   
         /**
          * HTML5-only _whileplaying() etc.
          * called from both HTML5 native events, and polling/interval-based timers
          * mimics flash and fires only when time/duration change, so as to be polling-friendly
          */
   
         var duration, isNew = false, time, x = {};
   
         if (s._hasTimer || bForce) {
   
           // TODO: May not need to track readyState (1 = loading)
   
           if (s._a && (bForce || ((s.playState > 0 || s.readyState === 1) && !s.paused))) {
   
             duration = s._get_html5_duration();
   
             if (duration !== lastHTML5State.duration) {
   
               lastHTML5State.duration = duration;
               s.duration = duration;
               isNew = true;
   
             }
   
             // TODO: investigate why this goes wack if not set/re-set each time.
             s.durationEstimate = s.duration;
   
             time = (s._a.currentTime * msecScale || 0);
   
             if (time !== lastHTML5State.time) {
   
               lastHTML5State.time = time;
               isNew = true;
   
             }
   
             if (isNew || bForce) {
   
               s._whileplaying(time, x, x, x, x);
   
             }
   
           }/* else {
   
             // sm2._wD('_onTimer: Warn for "'+s.id+'": '+(!s._a?'Could not find element. ':'')+(s.playState === 0?'playState bad, 0?':'playState = '+s.playState+', OK'));
   
             return false;
   
           }*/
   
         }
   
         return isNew;
   
       };
   
       this._get_html5_duration = function() {
   
         var instanceOptions = s._iO,
             // if audio object exists, use its duration - else, instance option duration (if provided - it's a hack, really, and should be retired) OR null
             d = (s._a && s._a.duration ? s._a.duration * msecScale : (instanceOptions && instanceOptions.duration ? instanceOptions.duration : null)),
             result = (d && !isNaN(d) && d !== Infinity ? d : null);
   
         return result;
   
       };
   
       this._apply_loop = function(a, nLoops) {
   
         /**
          * boolean instead of "loop", for webkit? - spec says string. http://www.w3.org/TR/html-markup/audio.html#audio.attrs.loop
          * note that loop is either off or infinite under HTML5, unlike Flash which allows arbitrary loop counts to be specified.
          */
   
         // <d>
         if (!a.loop && nLoops > 1) {
           sm2._wD('Note: Native HTML5 looping is infinite.', 1);
         }
         // </d>
   
         a.loop = (nLoops > 1 ? 'loop' : '');
   
       };
   
       this._setup_html5 = function(options) {
   
         var instanceOptions = mixin(s._iO, options),
             a = useGlobalHTML5Audio ? globalHTML5Audio : s._a,
             dURL = decodeURI(instanceOptions.url),
             sameURL;
   
         /**
          * "First things first, I, Poppa..." (reset the previous state of the old sound, if playing)
          * Fixes case with devices that can only play one sound at a time
          * Otherwise, other sounds in mid-play will be terminated without warning and in a stuck state
          */
   
         if (useGlobalHTML5Audio) {
   
           if (dURL === decodeURI(lastGlobalHTML5URL)) {
             // global HTML5 audio: re-use of URL
             sameURL = true;
           }
   
         } else if (dURL === decodeURI(lastURL)) {
   
           // options URL is the same as the "last" URL, and we used (loaded) it
           sameURL = true;
   
         }
   
         if (a) {
   
           if (a._s) {
   
             if (useGlobalHTML5Audio) {
   
               if (a._s && a._s.playState && !sameURL) {
   
                 // global HTML5 audio case, and loading a new URL. stop the currently-playing one.
                 a._s.stop();
   
               }
   
             } else if (!useGlobalHTML5Audio && dURL === decodeURI(lastURL)) {
   
               // non-global HTML5 reuse case: same url, ignore request
               s._apply_loop(a, instanceOptions.loops);
   
               return a;
   
             }
   
           }
   
           if (!sameURL) {
   
             // don't retain onPosition() stuff with new URLs.
   
             if (lastURL) {
               resetProperties(false);
             }
   
             // assign new HTML5 URL
   
             a.src = instanceOptions.url;
   
             s.url = instanceOptions.url;
   
             lastURL = instanceOptions.url;
   
             lastGlobalHTML5URL = instanceOptions.url;
   
             a._called_load = false;
   
           }
   
         } else {
   
           if (instanceOptions.autoLoad || instanceOptions.autoPlay) {
   
             s._a = new Audio(instanceOptions.url);
             s._a.load();
   
           } else {
   
             // null for stupid Opera 9.64 case
             s._a = (isOpera && opera.version() < 10 ? new Audio(null) : new Audio());
   
           }
   
           // assign local reference
           a = s._a;
   
           a._called_load = false;
   
           if (useGlobalHTML5Audio) {
   
             globalHTML5Audio = a;
   
           }
   
         }
   
         s.isHTML5 = true;
   
         // store a ref on the track
         s._a = a;
   
         // store a ref on the audio
         a._s = s;
   
         add_html5_events();
   
         s._apply_loop(a, instanceOptions.loops);
   
         if (instanceOptions.autoLoad || instanceOptions.autoPlay) {
   
           s.load();
   
         } else {
   
           // early HTML5 implementation (non-standard)
           a.autobuffer = false;
   
           // standard ('none' is also an option.)
           a.preload = 'auto';
   
         }
   
         return a;
   
       };
   
       add_html5_events = function() {
   
         if (s._a._added_events) return false;
   
         var f;
   
         function add(oEvt, oFn, bCapture) {
           return s._a ? s._a.addEventListener(oEvt, oFn, bCapture || false) : null;
         }
   
         s._a._added_events = true;
   
         for (f in html5_events) {
           if (html5_events.hasOwnProperty(f)) {
             add(f, html5_events[f]);
           }
         }
   
         return true;
   
       };
   
       remove_html5_events = function() {
   
         // Remove event listeners
   
         var f;
   
         function remove(oEvt, oFn, bCapture) {
           return (s._a ? s._a.removeEventListener(oEvt, oFn, bCapture || false) : null);
         }
   
         sm2._wD(s.id + ': Removing event listeners');
         s._a._added_events = false;
   
         for (f in html5_events) {
           if (html5_events.hasOwnProperty(f)) {
             remove(f, html5_events[f]);
           }
         }
   
       };
   
       /**
        * Pseudo-private event internals
        * ------------------------------
        */
   
       this._onload = function(nSuccess) {
   
         var fN,
             // check for duration to prevent false positives from flash 8 when loading from cache.
             loadOK = !!nSuccess || (!s.isHTML5 && fV === 8 && s.duration);
   
         // <d>
         fN = s.id + ': ';
         sm2._wD(fN + (loadOK ? 'onload()' : 'Failed to load / invalid sound?' + (!s.duration ? ' Zero-length duration reported.' : ' -') + ' (' + s.url + ')'), (loadOK ? 1 : 2));
   
         if (!loadOK && !s.isHTML5) {
           if (sm2.sandbox.noRemote === true) {
             sm2._wD(fN + str('noNet'), 1);
           }
           if (sm2.sandbox.noLocal === true) {
             sm2._wD(fN + str('noLocal'), 1);
           }
         }
         // </d>
   
         s.loaded = loadOK;
         s.readyState = (loadOK ? 3 : 2);
         s._onbufferchange(0);
   
         if (!loadOK && !s.isHTML5) {
           // note: no error code from Flash.
           s._onerror();
         }
   
         if (s._iO.onload) {
           wrapCallback(s, function() {
             s._iO.onload.apply(s, [loadOK]);
           });
         }
   
         return true;
   
       };
   
       this._onerror = function(errorCode, description) {
   
         // https://html.spec.whatwg.org/multipage/embedded-content.html#error-codes
         if (s._iO.onerror) {
           wrapCallback(s, function() {
             s._iO.onerror.apply(s, [errorCode, description]);
           });
         }
   
       };
   
       this._onbufferchange = function(nIsBuffering) {
   
         // ignore if not playing
         if (s.playState === 0) return false;
   
         if ((nIsBuffering && s.isBuffering) || (!nIsBuffering && !s.isBuffering)) return false;
   
         s.isBuffering = (nIsBuffering === 1);
   
         if (s._iO.onbufferchange) {
           sm2._wD(s.id + ': Buffer state change: ' + nIsBuffering);
           s._iO.onbufferchange.apply(s, [nIsBuffering]);
         }
   
         return true;
   
       };
   
       /**
        * Playback may have stopped due to buffering, or related reason.
        * This state can be encountered on iOS < 6 when auto-play is blocked.
        */
   
       this._onsuspend = function() {
   
         if (s._iO.onsuspend) {
           sm2._wD(s.id + ': Playback suspended');
           s._iO.onsuspend.apply(s);
         }
   
         return true;
   
       };
   
       /**
        * flash 9/movieStar + RTMP-only method, should fire only once at most
        * at this point we just recreate failed sounds rather than trying to reconnect
        */
   
       this._onfailure = function(msg, level, code) {
   
         s.failures++;
         sm2._wD(s.id + ': Failure (' + s.failures + '): ' + msg);
   
         if (s._iO.onfailure && s.failures === 1) {
           s._iO.onfailure(msg, level, code);
         } else {
           sm2._wD(s.id + ': Ignoring failure');
         }
   
       };
   
       /**
        * flash 9/movieStar + RTMP-only method for unhandled warnings/exceptions from Flash
        * e.g., RTMP "method missing" warning (non-fatal) for getStreamLength on server
        */
   
       this._onwarning = function(msg, level, code) {
   
         if (s._iO.onwarning) {
           s._iO.onwarning(msg, level, code);
         }
   
       };
   
       this._onfinish = function() {
   
         // store local copy before it gets trashed...
         var io_onfinish = s._iO.onfinish;
   
         s._onbufferchange(0);
         s._resetOnPosition(0);
   
         // reset some state items
         if (s.instanceCount) {
   
           s.instanceCount--;
   
           if (!s.instanceCount) {
   
             // remove onPosition listeners, if any
             detachOnPosition();
   
             // reset instance options
             s.playState = 0;
             s.paused = false;
             s.instanceCount = 0;
             s.instanceOptions = {};
             s._iO = {};
             stop_html5_timer();
   
             // reset position, too
             if (s.isHTML5) {
               s.position = 0;
             }
   
           }
   
           if (!s.instanceCount || s._iO.multiShotEvents) {
             // fire onfinish for last, or every instance
             if (io_onfinish) {
               sm2._wD(s.id + ': onfinish()');
               wrapCallback(s, function() {
                 io_onfinish.apply(s);
               });
             }
           }
   
         }
   
       };
   
       this._whileloading = function(nBytesLoaded, nBytesTotal, nDuration, nBufferLength) {
   
         var instanceOptions = s._iO;
   
         s.bytesLoaded = nBytesLoaded;
         s.bytesTotal = nBytesTotal;
         s.duration = Math.floor(nDuration);
         s.bufferLength = nBufferLength;
   
         if (!s.isHTML5 && !instanceOptions.isMovieStar) {
   
           if (instanceOptions.duration) {
             // use duration from options, if specified and larger. nobody should be specifying duration in options, actually, and it should be retired.
             s.durationEstimate = (s.duration > instanceOptions.duration) ? s.duration : instanceOptions.duration;
           } else {
             s.durationEstimate = parseInt((s.bytesTotal / s.bytesLoaded) * s.duration, 10);
           }
   
         } else {
   
           s.durationEstimate = s.duration;
   
         }
   
         // for flash, reflect sequential-load-style buffering
         if (!s.isHTML5) {
           s.buffered = [{
             start: 0,
             end: s.duration
           }];
         }
   
         // allow whileloading to fire even if "load" fired under HTML5, due to HTTP range/partials
         if ((s.readyState !== 3 || s.isHTML5) && instanceOptions.whileloading) {
           instanceOptions.whileloading.apply(s);
         }
   
       };
   
       this._whileplaying = function(nPosition, oPeakData, oWaveformDataLeft, oWaveformDataRight, oEQData) {
   
         var instanceOptions = s._iO,
             eqLeft;
   
         // flash safety net
         if (isNaN(nPosition) || nPosition === null) return false;
   
         // Safari HTML5 play() may return small -ve values when starting from position: 0, eg. -50.120396875. Unexpected/invalid per W3, I think. Normalize to 0.
         s.position = Math.max(0, nPosition);
   
         s._processOnPosition();
   
         if (!s.isHTML5 && fV > 8) {
   
           if (instanceOptions.usePeakData && oPeakData !== _undefined && oPeakData) {
             s.peakData = {
               left: oPeakData.leftPeak,
               right: oPeakData.rightPeak
             };
           }
   
           if (instanceOptions.useWaveformData && oWaveformDataLeft !== _undefined && oWaveformDataLeft) {
             s.waveformData = {
               left: oWaveformDataLeft.split(','),
               right: oWaveformDataRight.split(',')
             };
           }
   
           if (instanceOptions.useEQData) {
             if (oEQData !== _undefined && oEQData && oEQData.leftEQ) {
               eqLeft = oEQData.leftEQ.split(',');
               s.eqData = eqLeft;
               s.eqData.left = eqLeft;
               if (oEQData.rightEQ !== _undefined && oEQData.rightEQ) {
                 s.eqData.right = oEQData.rightEQ.split(',');
               }
             }
           }
   
         }
   
         if (s.playState === 1) {
   
           // special case/hack: ensure buffering is false if loading from cache (and not yet started)
           if (!s.isHTML5 && fV === 8 && !s.position && s.isBuffering) {
             s._onbufferchange(0);
           }
   
           if (instanceOptions.whileplaying) {
             // flash may call after actual finish
             instanceOptions.whileplaying.apply(s);
           }
   
         }
   
         return true;
   
       };
   
       this._oncaptiondata = function(oData) {
   
         /**
          * internal: flash 9 + NetStream (MovieStar/RTMP-only) feature
          *
          * @param {object} oData
          */
   
         sm2._wD(s.id + ': Caption data received.');
   
         s.captiondata = oData;
   
         if (s._iO.oncaptiondata) {
           s._iO.oncaptiondata.apply(s, [oData]);
         }
   
       };
   
       this._onmetadata = function(oMDProps, oMDData) {
   
         /**
          * internal: flash 9 + NetStream (MovieStar/RTMP-only) feature
          * RTMP may include song title, MovieStar content may include encoding info
          *
          * @param {array} oMDProps (names)
          * @param {array} oMDData (values)
          */
   
         sm2._wD(s.id + ': Metadata received.');
   
         var oData = {}, i, j;
   
         for (i = 0, j = oMDProps.length; i < j; i++) {
           oData[oMDProps[i]] = oMDData[i];
         }
   
         s.metadata = oData;
   
         if (s._iO.onmetadata) {
           s._iO.onmetadata.call(s, s.metadata);
         }
   
       };
   
       this._onid3 = function(oID3Props, oID3Data) {
   
         /**
          * internal: flash 8 + flash 9 ID3 feature
          * may include artist, song title etc.
          *
          * @param {array} oID3Props (names)
          * @param {array} oID3Data (values)
          */
   
         sm2._wD(s.id + ': ID3 data received.');
   
         var oData = [], i, j;
   
         for (i = 0, j = oID3Props.length; i < j; i++) {
           oData[oID3Props[i]] = oID3Data[i];
         }
   
         s.id3 = mixin(s.id3, oData);
   
         if (s._iO.onid3) {
           s._iO.onid3.apply(s);
         }
   
       };
   
       // flash/RTMP-only
   
       this._onconnect = function(bSuccess) {
   
         bSuccess = (bSuccess === 1);
         sm2._wD(s.id + ': ' + (bSuccess ? 'Connected.' : 'Failed to connect? - ' + s.url), (bSuccess ? 1 : 2));
         s.connected = bSuccess;
   
         if (bSuccess) {
   
           s.failures = 0;
   
           if (idCheck(s.id)) {
             if (s.getAutoPlay()) {
               // only update the play state if auto playing
               s.play(_undefined, s.getAutoPlay());
             } else if (s._iO.autoLoad) {
               s.load();
             }
           }
   
           if (s._iO.onconnect) {
             s._iO.onconnect.apply(s, [bSuccess]);
           }
   
         }
   
       };
   
       this._ondataerror = function(sError) {
   
         // flash 9 wave/eq data handler
         // hack: called at start, and end from flash at/after onfinish()
         if (s.playState > 0) {
           sm2._wD(s.id + ': Data error: ' + sError);
           if (s._iO.ondataerror) {
             s._iO.ondataerror.apply(s);
           }
         }
   
       };
   
       // <d>
       this._debug();
       // </d>
   
     }; // SMSound()
   
     /**
      * Private SoundManager internals
      * ------------------------------
      */
   
     getDocument = function() {
   
       return (doc.body || doc.getElementsByTagName('div')[0]);
   
     };
   
     id = function(sID) {
   
       return doc.getElementById(sID);
   
     };
   
     mixin = function(oMain, oAdd) {
   
       // non-destructive merge
       var o1 = (oMain || {}), o2, o;
   
       // if unspecified, o2 is the default options object
       o2 = (oAdd === _undefined ? sm2.defaultOptions : oAdd);
   
       for (o in o2) {
   
         if (o2.hasOwnProperty(o) && o1[o] === _undefined) {
   
           if (typeof o2[o] !== 'object' || o2[o] === null) {
   
             // assign directly
             o1[o] = o2[o];
   
           } else {
   
             // recurse through o2
             o1[o] = mixin(o1[o], o2[o]);
   
           }
   
         }
   
       }
   
       return o1;
   
     };
   
     wrapCallback = function(oSound, callback) {
   
       /**
        * 03/03/2013: Fix for Flash Player 11.6.602.171 + Flash 8 (flashVersion = 8) SWF issue
        * setTimeout() fix for certain SMSound callbacks like onload() and onfinish(), where subsequent calls like play() and load() fail when Flash Player 11.6.602.171 is installed, and using soundManager with flashVersion = 8 (which is the default).
        * Not sure of exact cause. Suspect race condition and/or invalid (NaN-style) position argument trickling down to the next JS -> Flash _start() call, in the play() case.
        * Fix: setTimeout() to yield, plus safer null / NaN checking on position argument provided to Flash.
        * https://getsatisfaction.com/schillmania/topics/recent_chrome_update_seems_to_have_broken_my_sm2_audio_player
        */
       if (!oSound.isHTML5 && fV === 8) {
         window.setTimeout(callback, 0);
       } else {
         callback();
       }
   
     };
   
     // additional soundManager properties that soundManager.setup() will accept
   
     extraOptions = {
       onready: 1,
       ontimeout: 1,
       defaultOptions: 1,
       flash9Options: 1,
       movieStarOptions: 1
     };
   
     assign = function(o, oParent) {
   
       /**
        * recursive assignment of properties, soundManager.setup() helper
        * allows property assignment based on whitelist
        */
   
       var i,
           result = true,
           hasParent = (oParent !== _undefined),
           setupOptions = sm2.setupOptions,
           bonusOptions = extraOptions;
   
       // <d>
   
       // if soundManager.setup() called, show accepted parameters.
   
       if (o === _undefined) {
   
         result = [];
   
         for (i in setupOptions) {
   
           if (setupOptions.hasOwnProperty(i)) {
             result.push(i);
           }
   
         }
   
         for (i in bonusOptions) {
   
           if (bonusOptions.hasOwnProperty(i)) {
   
             if (typeof sm2[i] === 'object') {
               result.push(i + ': {...}');
             } else if (sm2[i] instanceof Function) {
               result.push(i + ': function() {...}');
             } else {
               result.push(i);
             }
   
           }
   
         }
   
         sm2._wD(str('setup', result.join(', ')));
   
         return false;
   
       }
   
       // </d>
   
       for (i in o) {
   
         if (o.hasOwnProperty(i)) {
   
           // if not an {object} we want to recurse through...
   
           if (typeof o[i] !== 'object' || o[i] === null || o[i] instanceof Array || o[i] instanceof RegExp) {
   
             // check "allowed" options
   
             if (hasParent && bonusOptions[oParent] !== _undefined) {
   
               // valid recursive / nested object option, eg., { defaultOptions: { volume: 50 } }
               sm2[oParent][i] = o[i];
   
             } else if (setupOptions[i] !== _undefined) {
   
               // special case: assign to setupOptions object, which soundManager property references
               sm2.setupOptions[i] = o[i];
   
               // assign directly to soundManager, too
               sm2[i] = o[i];
   
             } else if (bonusOptions[i] === _undefined) {
   
               // invalid or disallowed parameter. complain.
               complain(str((sm2[i] === _undefined ? 'setupUndef' : 'setupError'), i), 2);
   
               result = false;
   
             } else if (sm2[i] instanceof Function) {
   
               /**
                * valid extraOptions (bonusOptions) parameter.
                * is it a method, like onready/ontimeout? call it.
                * multiple parameters should be in an array, eg. soundManager.setup({onready: [myHandler, myScope]});
                */
               sm2[i].apply(sm2, (o[i] instanceof Array ? o[i] : [o[i]]));
   
             } else {
   
               // good old-fashioned direct assignment
               sm2[i] = o[i];
   
             }
   
           } else if (bonusOptions[i] === _undefined) {
   
             // recursion case, eg., { defaultOptions: { ... } }
   
             // invalid or disallowed parameter. complain.
             complain(str((sm2[i] === _undefined ? 'setupUndef' : 'setupError'), i), 2);
   
             result = false;
   
           } else {
   
             // recurse through object
             return assign(o[i], i);
   
           }
   
         }
   
       }
   
       return result;
   
     };
   
     function preferFlashCheck(kind) {
   
       // whether flash should play a given type
       return (sm2.preferFlash && hasFlash && !sm2.ignoreFlash && (sm2.flash[kind] !== _undefined && sm2.flash[kind]));
   
     }
   
     /**
      * Internal DOM2-level event helpers
      * ---------------------------------
      */
   
     event = (function() {
   
       // normalize event methods
       var old = (window.attachEvent),
       evt = {
         add: (old ? 'attachEvent' : 'addEventListener'),
         remove: (old ? 'detachEvent' : 'removeEventListener')
       };
   
       // normalize "on" event prefix, optional capture argument
       function getArgs(oArgs) {
   
         var args = slice.call(oArgs),
             len = args.length;
   
         if (old) {
           // prefix
           args[1] = 'on' + args[1];
           if (len > 3) {
             // no capture
             args.pop();
           }
         } else if (len === 3) {
           args.push(false);
         }
   
         return args;
   
       }
   
       function apply(args, sType) {
   
         // normalize and call the event method, with the proper arguments
         var element = args.shift(),
             method = [evt[sType]];
   
         if (old) {
           // old IE can't do apply().
           element[method](args[0], args[1]);
         } else {
           element[method].apply(element, args);
         }
   
       }
   
       function add() {
         apply(getArgs(arguments), 'add');
       }
   
       function remove() {
         apply(getArgs(arguments), 'remove');
       }
   
       return {
         add: add,
         remove: remove
       };
   
     }());
   
     /**
      * Internal HTML5 event handling
      * -----------------------------
      */
   
     function html5_event(oFn) {
   
       // wrap html5 event handlers so we don't call them on destroyed and/or unloaded sounds
   
       return function(e) {
   
         var s = this._s,
             result;
   
         if (!s || !s._a) {
           // <d>
           if (s && s.id) {
             sm2._wD(s.id + ': Ignoring ' + e.type);
           } else {
             sm2._wD(h5 + 'Ignoring ' + e.type);
           }
           // </d>
           result = null;
         } else {
           result = oFn.call(this, e);
         }
   
         return result;
   
       };
   
     }
   
     html5_events = {
   
       // HTML5 event-name-to-handler map
   
       abort: html5_event(function() {
   
         sm2._wD(this._s.id + ': abort');
   
       }),
   
       // enough has loaded to play
   
       canplay: html5_event(function() {
   
         var s = this._s,
             position1K;
   
         if (s._html5_canplay) {
           // this event has already fired. ignore.
           return;
         }
   
         s._html5_canplay = true;
         sm2._wD(s.id + ': canplay');
         s._onbufferchange(0);
   
         // position according to instance options
         position1K = (s._iO.position !== _undefined && !isNaN(s._iO.position) ? s._iO.position / msecScale : null);
   
         // set the position if position was provided before the sound loaded
         if (this.currentTime !== position1K) {
           sm2._wD(s.id + ': canplay: Setting position to ' + position1K);
           try {
             this.currentTime = position1K;
           } catch(ee) {
             sm2._wD(s.id + ': canplay: Setting position of ' + position1K + ' failed: ' + ee.message, 2);
           }
         }
   
         // hack for HTML5 from/to case
         if (s._iO._oncanplay) {
           s._iO._oncanplay();
         }
   
       }),
   
       canplaythrough: html5_event(function() {
   
         var s = this._s;
   
         if (!s.loaded) {
           s._onbufferchange(0);
           s._whileloading(s.bytesLoaded, s.bytesTotal, s._get_html5_duration());
           s._onload(true);
         }
   
       }),
   
       durationchange: html5_event(function() {
   
         // durationchange may fire at various times, probably the safest way to capture accurate/final duration.
   
         var s = this._s,
             duration;
   
         duration = s._get_html5_duration();
   
         if (!isNaN(duration) && duration !== s.duration) {
   
           sm2._wD(this._s.id + ': durationchange (' + duration + ')' + (s.duration ? ', previously ' + s.duration : ''));
   
           s.durationEstimate = s.duration = duration;
   
         }
   
       }),
   
       // TODO: Reserved for potential use
       /*
       emptied: html5_event(function() {
   
         sm2._wD(this._s.id + ': emptied');
   
       }),
       */
   
       ended: html5_event(function() {
   
         var s = this._s;
   
         sm2._wD(s.id + ': ended');
   
         s._onfinish();
   
       }),
   
       error: html5_event(function() {
   
         var description = (html5ErrorCodes[this.error.code] || null);
         sm2._wD(this._s.id + ': HTML5 error, code ' + this.error.code + (description ? ' (' + description + ')' : ''));
         this._s._onload(false);
         this._s._onerror(this.error.code, description);
   
       }),
   
       loadeddata: html5_event(function() {
   
         var s = this._s;
   
         sm2._wD(s.id + ': loadeddata');
   
         // safari seems to nicely report progress events, eventually totalling 100%
         if (!s._loaded && !isSafari) {
           s.duration = s._get_html5_duration();
         }
   
       }),
   
       loadedmetadata: html5_event(function() {
   
         sm2._wD(this._s.id + ': loadedmetadata');
   
       }),
   
       loadstart: html5_event(function() {
   
         sm2._wD(this._s.id + ': loadstart');
         // assume buffering at first
         this._s._onbufferchange(1);
   
       }),
   
       play: html5_event(function() {
   
         // sm2._wD(this._s.id + ': play()');
         // once play starts, no buffering
         this._s._onbufferchange(0);
   
       }),
   
       playing: html5_event(function() {
   
         sm2._wD(this._s.id + ': playing ' + String.fromCharCode(9835));
         // once play starts, no buffering
         this._s._onbufferchange(0);
   
       }),
   
       progress: html5_event(function(e) {
   
         // note: can fire repeatedly after "loaded" event, due to use of HTTP range/partials
   
         var s = this._s,
             i, j, progStr, buffered = 0,
             isProgress = (e.type === 'progress'),
             ranges = e.target.buffered,
             // firefox 3.6 implements e.loaded/total (bytes)
             loaded = (e.loaded || 0),
             total = (e.total || 1);
   
         // reset the "buffered" (loaded byte ranges) array
         s.buffered = [];
   
         if (ranges && ranges.length) {
   
           // if loaded is 0, try TimeRanges implementation as % of load
           // https://developer.mozilla.org/en/DOM/TimeRanges
   
           // re-build "buffered" array
           // HTML5 returns seconds. SM2 API uses msec for setPosition() etc., whether Flash or HTML5.
           for (i = 0, j = ranges.length; i < j; i++) {
             s.buffered.push({
               start: ranges.start(i) * msecScale,
               end: ranges.end(i) * msecScale
             });
           }
   
           // use the last value locally
           buffered = (ranges.end(0) - ranges.start(0)) * msecScale;
   
           // linear case, buffer sum; does not account for seeking and HTTP partials / byte ranges
           loaded = Math.min(1, buffered / (e.target.duration * msecScale));
   
           // <d>
           if (isProgress && ranges.length > 1) {
             progStr = [];
             j = ranges.length;
             for (i = 0; i < j; i++) {
               progStr.push((e.target.buffered.start(i) * msecScale) + '-' + (e.target.buffered.end(i) * msecScale));
             }
             sm2._wD(this._s.id + ': progress, timeRanges: ' + progStr.join(', '));
           }
   
           if (isProgress && !isNaN(loaded)) {
             sm2._wD(this._s.id + ': progress, ' + Math.floor(loaded * 100) + '% loaded');
           }
           // </d>
   
         }
   
         if (!isNaN(loaded)) {
   
           // TODO: prevent calls with duplicate values.
           s._whileloading(loaded, total, s._get_html5_duration());
           if (loaded && total && loaded === total) {
             // in case "onload" doesn't fire (eg. gecko 1.9.2)
             html5_events.canplaythrough.call(this, e);
           }
   
         }
   
       }),
   
       ratechange: html5_event(function() {
   
         sm2._wD(this._s.id + ': ratechange');
   
       }),
   
       suspend: html5_event(function(e) {
   
         // download paused/stopped, may have finished (eg. onload)
         var s = this._s;
   
         sm2._wD(this._s.id + ': suspend');
         html5_events.progress.call(this, e);
         s._onsuspend();
   
       }),
   
       stalled: html5_event(function() {
   
         sm2._wD(this._s.id + ': stalled');
   
       }),
   
       timeupdate: html5_event(function() {
   
         this._s._onTimer();
   
       }),
   
       waiting: html5_event(function() {
   
         var s = this._s;
   
         // see also: seeking
         sm2._wD(this._s.id + ': waiting');
   
         // playback faster than download rate, etc.
         s._onbufferchange(1);
   
       })
   
     };
   
     html5OK = function(iO) {
   
       // playability test based on URL or MIME type
   
       var result;
   
       if (!iO || (!iO.type && !iO.url && !iO.serverURL)) {
   
         // nothing to check
         result = false;
   
       } else if (iO.serverURL || (iO.type && preferFlashCheck(iO.type))) {
   
         // RTMP, or preferring flash
         result = false;
   
       } else {
   
         // Use type, if specified. Pass data: URIs to HTML5. If HTML5-only mode, no other options, so just give 'er
         result = ((iO.type ? html5CanPlay({ type: iO.type }) : html5CanPlay({ url: iO.url }) || sm2.html5Only || iO.url.match(/data:/i)));
   
       }
   
       return result;
   
     };
   
     html5Unload = function(oAudio) {
   
       /**
        * Internal method: Unload media, and cancel any current/pending network requests.
        * Firefox can load an empty URL, which allegedly destroys the decoder and stops the download.
        * https://developer.mozilla.org/En/Using_audio_and_video_in_Firefox#Stopping_the_download_of_media
        * However, Firefox has been seen loading a relative URL from '' and thus requesting the hosting page on unload.
        * Other UA behaviour is unclear, so everyone else gets an about:blank-style URL.
        */
   
       var url;
   
       if (oAudio) {
   
         // Firefox and Chrome accept short WAVe data: URIs. Chome dislikes audio/wav, but accepts audio/wav for data: MIME.
         // Desktop Safari complains / fails on data: URI, so it gets about:blank.
         url = (isSafari ? emptyURL : (sm2.html5.canPlayType('audio/wav') ? emptyWAV : emptyURL));
   
         oAudio.src = url;
   
         // reset some state, too
         if (oAudio._called_unload !== _undefined) {
           oAudio._called_load = false;
         }
   
       }
   
       if (useGlobalHTML5Audio) {
   
         // ensure URL state is trashed, also
         lastGlobalHTML5URL = null;
   
       }
   
       return url;
   
     };
   
     html5CanPlay = function(o) {
   
       /**
        * Try to find MIME, test and return truthiness
        * o = {
        *  url: '/path/to/an.mp3',
        *  type: 'audio/mp3'
        * }
        */
   
       if (!sm2.useHTML5Audio || !sm2.hasHTML5) return false;
   
       var url = (o.url || null),
           mime = (o.type || null),
           aF = sm2.audioFormats,
           result,
           offset,
           fileExt,
           item;
   
       // account for known cases like audio/mp3
   
       if (mime && sm2.html5[mime] !== _undefined) return (sm2.html5[mime] && !preferFlashCheck(mime));
   
       if (!html5Ext) {
   
         html5Ext = [];
   
         for (item in aF) {
   
           if (aF.hasOwnProperty(item)) {
   
             html5Ext.push(item);
   
             if (aF[item].related) {
               html5Ext = html5Ext.concat(aF[item].related);
             }
   
           }
   
         }
   
         html5Ext = new RegExp('\\.(' + html5Ext.join('|') + ')(\\?.*)?$', 'i');
   
       }
   
       // TODO: Strip URL queries, etc.
       fileExt = (url ? url.toLowerCase().match(html5Ext) : null);
   
       if (!fileExt || !fileExt.length) {
   
         if (!mime) {
   
           result = false;
   
         } else {
   
           // audio/mp3 -> mp3, result should be known
           offset = mime.indexOf(';');
   
           // strip "audio/X; codecs..."
           fileExt = (offset !== -1 ? mime.substr(0, offset) : mime).substr(6);
   
         }
   
       } else {
   
         // match the raw extension name - "mp3", for example
         fileExt = fileExt[1];
   
       }
   
       if (fileExt && sm2.html5[fileExt] !== _undefined) {
   
         // result known
         result = (sm2.html5[fileExt] && !preferFlashCheck(fileExt));
   
       } else {
   
         mime = 'audio/' + fileExt;
         result = sm2.html5.canPlayType({ type: mime });
   
         sm2.html5[fileExt] = result;
   
         // sm2._wD('canPlayType, found result: ' + result);
         result = (result && sm2.html5[mime] && !preferFlashCheck(mime));
       }
   
       return result;
   
     };
   
     testHTML5 = function() {
   
       /**
        * Internal: Iterates over audioFormats, determining support eg. audio/mp3, audio/mpeg and so on
        * assigns results to html5[] and flash[].
        */
   
       if (!sm2.useHTML5Audio || !sm2.hasHTML5) {
   
         // without HTML5, we need Flash.
         sm2.html5.usingFlash = true;
         needsFlash = true;
   
         return false;
   
       }
   
       // double-whammy: Opera 9.64 throws WRONG_ARGUMENTS_ERR if no parameter passed to Audio(), and Webkit + iOS happily tries to load "null" as a URL. :/
       var a = (Audio !== _undefined ? (isOpera && opera.version() < 10 ? new Audio(null) : new Audio()) : null),
           item, lookup, support = {}, aF, i;
   
       function cp(m) {
   
         var canPlay, j,
             result = false,
             isOK = false;
   
         if (!a || typeof a.canPlayType !== 'function') return result;
   
         if (m instanceof Array) {
   
           // iterate through all mime types, return any successes
   
           for (i = 0, j = m.length; i < j; i++) {
   
             if (sm2.html5[m[i]] || a.canPlayType(m[i]).match(sm2.html5Test)) {
   
               isOK = true;
               sm2.html5[m[i]] = true;
   
               // note flash support, too
               sm2.flash[m[i]] = !!(m[i].match(flashMIME));
   
             }
   
           }
   
           result = isOK;
   
         } else {
   
           canPlay = (a && typeof a.canPlayType === 'function' ? a.canPlayType(m) : false);
           result = !!(canPlay && (canPlay.match(sm2.html5Test)));
   
         }
   
         return result;
   
       }
   
       // test all registered formats + codecs
   
       aF = sm2.audioFormats;
   
       for (item in aF) {
   
         if (aF.hasOwnProperty(item)) {
   
           lookup = 'audio/' + item;
   
           support[item] = cp(aF[item].type);
   
           // write back generic type too, eg. audio/mp3
           support[lookup] = support[item];
   
           // assign flash
           if (item.match(flashMIME)) {
   
             sm2.flash[item] = true;
             sm2.flash[lookup] = true;
   
           } else {
   
             sm2.flash[item] = false;
             sm2.flash[lookup] = false;
   
           }
   
           // assign result to related formats, too
   
           if (aF[item] && aF[item].related) {
   
             for (i = aF[item].related.length - 1; i >= 0; i--) {
   
               // eg. audio/m4a
               support['audio/' + aF[item].related[i]] = support[item];
               sm2.html5[aF[item].related[i]] = support[item];
               sm2.flash[aF[item].related[i]] = support[item];
   
             }
   
           }
   
         }
   
       }
   
       support.canPlayType = (a ? cp : null);
       sm2.html5 = mixin(sm2.html5, support);
   
       sm2.html5.usingFlash = featureCheck();
       needsFlash = sm2.html5.usingFlash;
   
       return true;
   
     };
   
     strings = {
   
       // <d>
       notReady: 'Unavailable - wait until onready() has fired.',
       notOK: 'Audio support is not available.',
       domError: sm + 'exception caught while appending SWF to DOM.',
       spcWmode: 'Removing wmode, preventing known SWF loading issue(s)',
       swf404: smc + 'Verify that %s is a valid path.',
       tryDebug: 'Try ' + sm + '.debugFlash = true for more security details (output goes to SWF.)',
       checkSWF: 'See SWF output for more debug info.',
       localFail: smc + 'Non-HTTP page (' + doc.location.protocol + ' URL?) Review Flash player security settings for this special case:\nhttp://www.macromedia.com/support/documentation/en/flashplayer/help/settings_manager04.html\nMay need to add/allow path, eg. c:/sm2/ or /users/me/sm2/',
       waitFocus: smc + 'Special case: Waiting for SWF to load with window focus...',
       waitForever: smc + 'Waiting indefinitely for Flash (will recover if unblocked)...',
       waitSWF: smc + 'Waiting for 100% SWF load...',
       needFunction: smc + 'Function object expected for %s',
       badID: 'Sound ID "%s" should be a string, starting with a non-numeric character',
       currentObj: smc + '_debug(): Current sound objects',
       waitOnload: smc + 'Waiting for window.onload()',
       docLoaded: smc + 'Document already loaded',
       onload: smc + 'initComplete(): calling soundManager.onload()',
       onloadOK: sm + '.onload() complete',
       didInit: smc + 'init(): Already called?',
       secNote: 'Flash security note: Network/internet URLs will not load due to security restrictions. Access can be configured via Flash Player Global Security Settings Page: http://www.macromedia.com/support/documentation/en/flashplayer/help/settings_manager04.html',
       badRemove: smc + 'Failed to remove Flash node.',
       shutdown: sm + '.disable(): Shutting down',
       queue: smc + 'Queueing %s handler',
       smError: 'SMSound.load(): Exception: JS-Flash communication failed, or JS error.',
       fbTimeout: 'No flash response, applying .' + swfCSS.swfTimedout + ' CSS...',
       fbLoaded: 'Flash loaded',
       fbHandler: smc + 'flashBlockHandler()',
       manURL: 'SMSound.load(): Using manually-assigned URL',
       onURL: sm + '.load(): current URL already assigned.',
       badFV: sm + '.flashVersion must be 8 or 9. "%s" is invalid. Reverting to %s.',
       as2loop: 'Note: Setting stream:false so looping can work (flash 8 limitation)',
       noNSLoop: 'Note: Looping not implemented for MovieStar formats',
       needfl9: 'Note: Switching to flash 9, required for MP4 formats.',
       mfTimeout: 'Setting flashLoadTimeout = 0 (infinite) for off-screen, mobile flash case',
       needFlash: smc + 'Fatal error: Flash is needed to play some required formats, but is not available.',
       gotFocus: smc + 'Got window focus.',
       policy: 'Enabling usePolicyFile for data access',
       setup: sm + '.setup(): allowed parameters: %s',
       setupError: sm + '.setup(): "%s" cannot be assigned with this method.',
       setupUndef: sm + '.setup(): Could not find option "%s"',
       setupLate: sm + '.setup(): url, flashVersion and html5Test property changes will not take effect until reboot().',
       noURL: smc + 'Flash URL required. Call soundManager.setup({url:...}) to get started.',
       sm2Loaded: 'SoundManager 2: Ready. ' + String.fromCharCode(10003),
       reset: sm + '.reset(): Removing event callbacks',
       mobileUA: 'Mobile UA detected, preferring HTML5 by default.',
       globalHTML5: 'Using singleton HTML5 Audio() pattern for this device.',
       ignoreMobile: 'Ignoring mobile restrictions for this device.'
       // </d>
   
     };
   
     str = function() {
   
       // internal string replace helper.
       // arguments: o [,items to replace]
       // <d>
   
       var args,
           i, j, o,
           sstr;
   
       // real array, please
       args = slice.call(arguments);
   
       // first argument
       o = args.shift();
   
       sstr = (strings && strings[o] ? strings[o] : '');
   
       if (sstr && args && args.length) {
         for (i = 0, j = args.length; i < j; i++) {
           sstr = sstr.replace('%s', args[i]);
         }
       }
   
       return sstr;
       // </d>
   
     };
   
     loopFix = function(sOpt) {
   
       // flash 8 requires stream = false for looping to work
       if (fV === 8 && sOpt.loops > 1 && sOpt.stream) {
         _wDS('as2loop');
         sOpt.stream = false;
       }
   
       return sOpt;
   
     };
   
     policyFix = function(sOpt, sPre) {
   
       if (sOpt && !sOpt.usePolicyFile && (sOpt.onid3 || sOpt.usePeakData || sOpt.useWaveformData || sOpt.useEQData)) {
         sm2._wD((sPre || '') + str('policy'));
         sOpt.usePolicyFile = true;
       }
   
       return sOpt;
   
     };
   
     complain = function(sMsg) {
   
       // <d>
       if (hasConsole && console.warn !== _undefined) {
         console.warn(sMsg);
       } else {
         sm2._wD(sMsg);
       }
       // </d>
   
     };
   
     doNothing = function() {
   
       return false;
   
     };
   
     disableObject = function(o) {
   
       var oProp;
   
       for (oProp in o) {
         if (o.hasOwnProperty(oProp) && typeof o[oProp] === 'function') {
           o[oProp] = doNothing;
         }
       }
   
       oProp = null;
   
     };
   
     failSafely = function(bNoDisable) {
   
       // general failure exception handler
   
       if (bNoDisable === _undefined) {
         bNoDisable = false;
       }
   
       if (disabled || bNoDisable) {
         sm2.disable(bNoDisable);
       }
   
     };
   
     normalizeMovieURL = function(movieURL) {
   
       var urlParams = null, url;
   
       if (movieURL) {
   
         if (movieURL.match(/\.swf(\?.*)?$/i)) {
   
           urlParams = movieURL.substr(movieURL.toLowerCase().lastIndexOf('.swf?') + 4);
   
           // assume user knows what they're doing
           if (urlParams) return movieURL;
   
         } else if (movieURL.lastIndexOf('/') !== movieURL.length - 1) {
   
           // append trailing slash, if needed
           movieURL += '/';
   
         }
   
       }
   
       url = (movieURL && movieURL.lastIndexOf('/') !== -1 ? movieURL.substr(0, movieURL.lastIndexOf('/') + 1) : './') + sm2.movieURL;
   
       if (sm2.noSWFCache) {
         url += ('?ts=' + new Date().getTime());
       }
   
       return url;
   
     };
   
     setVersionInfo = function() {
   
       // short-hand for internal use
   
       fV = parseInt(sm2.flashVersion, 10);
   
       if (fV !== 8 && fV !== 9) {
         sm2._wD(str('badFV', fV, defaultFlashVersion));
         sm2.flashVersion = fV = defaultFlashVersion;
       }
   
       // debug flash movie, if applicable
   
       var isDebug = (sm2.debugMode || sm2.debugFlash ? '_debug.swf' : '.swf');
   
       if (sm2.useHTML5Audio && !sm2.html5Only && sm2.audioFormats.mp4.required && fV < 9) {
         sm2._wD(str('needfl9'));
         sm2.flashVersion = fV = 9;
       }
   
       sm2.version = sm2.versionNumber + (sm2.html5Only ? ' (HTML5-only mode)' : (fV === 9 ? ' (AS3/Flash 9)' : ' (AS2/Flash 8)'));
   
       // set up default options
       if (fV > 8) {
   
         // +flash 9 base options
         sm2.defaultOptions = mixin(sm2.defaultOptions, sm2.flash9Options);
         sm2.features.buffering = true;
   
         // +moviestar support
         sm2.defaultOptions = mixin(sm2.defaultOptions, sm2.movieStarOptions);
         sm2.filePatterns.flash9 = new RegExp('\\.(mp3|' + netStreamTypes.join('|') + ')(\\?.*)?$', 'i');
         sm2.features.movieStar = true;
   
       } else {
   
         sm2.features.movieStar = false;
   
       }
   
       // regExp for flash canPlay(), etc.
       sm2.filePattern = sm2.filePatterns[(fV !== 8 ? 'flash9' : 'flash8')];
   
       // if applicable, use _debug versions of SWFs
       sm2.movieURL = (fV === 8 ? 'soundmanager2.swf' : 'soundmanager2_flash9.swf').replace('.swf', isDebug);
   
       sm2.features.peakData = sm2.features.waveformData = sm2.features.eqData = (fV > 8);
   
     };
   
     setPolling = function(bPolling, bHighPerformance) {
   
       if (!flash) {
         return;
       }
   
       flash._setPolling(bPolling, bHighPerformance);
   
     };
   
     initDebug = function() {
   
       // starts debug mode, creating output <div> for UAs without console object
   
       // allow force of debug mode via URL
       // <d>
       if (sm2.debugURLParam.test(wl)) {
         sm2.setupOptions.debugMode = sm2.debugMode = true;
       }
   
       if (id(sm2.debugID)) {
         return;
       }
   
       var oD, oDebug, oTarget, oToggle, tmp;
   
       if (sm2.debugMode && !id(sm2.debugID) && (!hasConsole || !sm2.useConsole || !sm2.consoleOnly)) {
   
         oD = doc.createElement('div');
         oD.id = sm2.debugID + '-toggle';
   
         oToggle = {
           position: 'fixed',
           bottom: '0px',
           right: '0px',
           width: '1.2em',
           height: '1.2em',
           lineHeight: '1.2em',
           margin: '2px',
           textAlign: 'center',
           border: '1px solid #999',
           cursor: 'pointer',
           background: '#fff',
           color: '#333',
           zIndex: 10001
         };
   
         oD.appendChild(doc.createTextNode('-'));
         oD.onclick = toggleDebug;
         oD.title = 'Toggle SM2 debug console';
   
         if (ua.match(/msie 6/i)) {
           oD.style.position = 'absolute';
           oD.style.cursor = 'hand';
         }
   
         for (tmp in oToggle) {
           if (oToggle.hasOwnProperty(tmp)) {
             oD.style[tmp] = oToggle[tmp];
           }
         }
   
         oDebug = doc.createElement('div');
         oDebug.id = sm2.debugID;
         oDebug.style.display = (sm2.debugMode ? 'block' : 'none');
   
         if (sm2.debugMode && !id(oD.id)) {
           try {
             oTarget = getDocument();
             oTarget.appendChild(oD);
           } catch(e2) {
             throw new Error(str('domError') + ' \n' + e2.toString());
           }
           oTarget.appendChild(oDebug);
         }
   
       }
   
       oTarget = null;
       // </d>
   
     };
   
     idCheck = this.getSoundById;
   
     // <d>
     _wDS = function(o, errorLevel) {
   
       return (!o ? '' : sm2._wD(str(o), errorLevel));
   
     };
   
     toggleDebug = function() {
   
       var o = id(sm2.debugID),
       oT = id(sm2.debugID + '-toggle');
   
       if (!o) {
         return;
       }
   
       if (debugOpen) {
         // minimize
         oT.innerHTML = '+';
         o.style.display = 'none';
       } else {
         oT.innerHTML = '-';
         o.style.display = 'block';
       }
   
       debugOpen = !debugOpen;
   
     };
   
     debugTS = function(sEventType, bSuccess, sMessage) {
   
       // troubleshooter debug hooks
   
       if (window.sm2Debugger !== _undefined) {
         try {
           sm2Debugger.handleEvent(sEventType, bSuccess, sMessage);
         } catch(e) {
           // oh well
           return false;
         }
       }
   
       return true;
   
     };
     // </d>
   
     getSWFCSS = function() {
   
       var css = [];
   
       if (sm2.debugMode) {
         css.push(swfCSS.sm2Debug);
       }
   
       if (sm2.debugFlash) {
         css.push(swfCSS.flashDebug);
       }
   
       if (sm2.useHighPerformance) {
         css.push(swfCSS.highPerf);
       }
   
       return css.join(' ');
   
     };
   
     flashBlockHandler = function() {
   
       // *possible* flash block situation.
   
       var name = str('fbHandler'),
           p = sm2.getMoviePercent(),
           css = swfCSS,
           error = {
             type: 'FLASHBLOCK'
           };
   
       if (sm2.html5Only) {
         // no flash, or unused
         return;
       }
   
       if (!sm2.ok()) {
   
         if (needsFlash) {
           // make the movie more visible, so user can fix
           sm2.oMC.className = getSWFCSS() + ' ' + css.swfDefault + ' ' + (p === null ? css.swfTimedout : css.swfError);
           sm2._wD(name + ': ' + str('fbTimeout') + (p ? ' (' + str('fbLoaded') + ')' : ''));
         }
   
         sm2.didFlashBlock = true;
   
         // fire onready(), complain lightly
         processOnEvents({
           type: 'ontimeout',
           ignoreInit: true,
           error: error
         });
   
         catchError(error);
   
       } else {
   
         // SM2 loaded OK (or recovered)
   
         // <d>
         if (sm2.didFlashBlock) {
           sm2._wD(name + ': Unblocked');
         }
         // </d>
   
         if (sm2.oMC) {
           sm2.oMC.className = [getSWFCSS(), css.swfDefault, css.swfLoaded + (sm2.didFlashBlock ? ' ' + css.swfUnblocked : '')].join(' ');
         }
   
       }
   
     };
   
     addOnEvent = function(sType, oMethod, oScope) {
   
       if (on_queue[sType] === _undefined) {
         on_queue[sType] = [];
       }
   
       on_queue[sType].push({
         method: oMethod,
         scope: (oScope || null),
         fired: false
       });
   
     };
   
     processOnEvents = function(oOptions) {
   
       // if unspecified, assume OK/error
   
       if (!oOptions) {
         oOptions = {
           type: (sm2.ok() ? 'onready' : 'ontimeout')
         };
       }
   
       // not ready yet.
       if (!didInit && oOptions && !oOptions.ignoreInit) return false;
   
       // invalid case
       if (oOptions.type === 'ontimeout' && (sm2.ok() || (disabled && !oOptions.ignoreInit))) return false;
   
       var status = {
             success: (oOptions && oOptions.ignoreInit ? sm2.ok() : !disabled)
           },
   
           // queue specified by type, or none
           srcQueue = (oOptions && oOptions.type ? on_queue[oOptions.type] || [] : []),
   
           queue = [], i, j,
           args = [status],
           canRetry = (needsFlash && !sm2.ok());
   
       if (oOptions.error) {
         args[0].error = oOptions.error;
       }
   
       for (i = 0, j = srcQueue.length; i < j; i++) {
         if (srcQueue[i].fired !== true) {
           queue.push(srcQueue[i]);
         }
       }
   
       if (queue.length) {
   
         // sm2._wD(sm + ': Firing ' + queue.length + ' ' + oOptions.type + '() item' + (queue.length === 1 ? '' : 's'));
         for (i = 0, j = queue.length; i < j; i++) {
   
           if (queue[i].scope) {
             queue[i].method.apply(queue[i].scope, args);
           } else {
             queue[i].method.apply(this, args);
           }
   
           if (!canRetry) {
             // useFlashBlock and SWF timeout case doesn't count here.
             queue[i].fired = true;
   
           }
   
         }
   
       }
   
       return true;
   
     };
   
     initUserOnload = function() {
   
       window.setTimeout(function() {
   
         if (sm2.useFlashBlock) {
           flashBlockHandler();
         }
   
         processOnEvents();
   
         // call user-defined "onload", scoped to window
   
         if (typeof sm2.onload === 'function') {
           _wDS('onload', 1);
           sm2.onload.apply(window);
           _wDS('onloadOK', 1);
         }
   
         if (sm2.waitForWindowLoad) {
           event.add(window, 'load', initUserOnload);
         }
   
       }, 1);
   
     };
   
     detectFlash = function() {
   
       /**
        * Hat tip: Flash Detect library (BSD, (C) 2007) by Carl "DocYes" S. Yestrau
        * http://featureblend.com/javascript-flash-detection-library.html / http://featureblend.com/license.txt
        */
   
       // this work has already been done.
       if (hasFlash !== _undefined) return hasFlash;
   
       var hasPlugin = false, n = navigator, obj, type, types, AX = window.ActiveXObject;
   
       // MS Edge 14 throws an "Unspecified Error" because n.plugins is inaccessible due to permissions
       var nP;
   
       try {
         nP = n.plugins;
       } catch(e) {
         nP = undefined;
       }
   
       if (nP && nP.length) {
   
         type = 'application/x-shockwave-flash';
         types = n.mimeTypes;
   
         if (types && types[type] && types[type].enabledPlugin && types[type].enabledPlugin.description) {
           hasPlugin = true;
         }
   
       } else if (AX !== _undefined && !ua.match(/MSAppHost/i)) {
   
         // Windows 8 Store Apps (MSAppHost) are weird (compatibility?) and won't complain here, but will barf if Flash/ActiveX object is appended to the DOM.
         try {
           obj = new AX('ShockwaveFlash.ShockwaveFlash');
         } catch(e) {
           // oh well
           obj = null;
         }
   
         hasPlugin = (!!obj);
   
         // cleanup, because it is ActiveX after all
         obj = null;
   
       }
   
       hasFlash = hasPlugin;
   
       return hasPlugin;
   
     };
   
     featureCheck = function() {
   
       var flashNeeded,
           item,
           formats = sm2.audioFormats,
           // iPhone <= 3.1 has broken HTML5 audio(), but firmware 3.2 (original iPad) + iOS4 works.
           isSpecial = (is_iDevice && !!(ua.match(/os (1|2|3_0|3_1)\s/i)));
   
       if (isSpecial) {
   
         // has Audio(), but is broken; let it load links directly.
         sm2.hasHTML5 = false;
   
         // ignore flash case, however
         sm2.html5Only = true;
   
         // hide the SWF, if present
         if (sm2.oMC) {
           sm2.oMC.style.display = 'none';
         }
   
       } else if (sm2.useHTML5Audio) {
   
           if (!sm2.html5 || !sm2.html5.canPlayType) {
             sm2._wD('SoundManager: No HTML5 Audio() support detected.');
             sm2.hasHTML5 = false;
           }
   
           // <d>
           if (isBadSafari) {
             sm2._wD(smc + 'Note: Buggy HTML5 Audio in Safari on this OS X release, see https://bugs.webkit.org/show_bug.cgi?id=32159 - ' + (!hasFlash ? ' would use flash fallback for MP3/MP4, but none detected.' : 'will use flash fallback for MP3/MP4, if available'), 1);
           }
           // </d>
   
         }
   
       if (sm2.useHTML5Audio && sm2.hasHTML5) {
   
         // sort out whether flash is optional, required or can be ignored.
   
         // innocent until proven guilty.
         canIgnoreFlash = true;
   
         for (item in formats) {
   
           if (formats.hasOwnProperty(item)) {
   
             if (formats[item].required) {
   
               if (!sm2.html5.canPlayType(formats[item].type)) {
   
                 // 100% HTML5 mode is not possible.
                 canIgnoreFlash = false;
                 flashNeeded = true;
   
               } else if (sm2.preferFlash && (sm2.flash[item] || sm2.flash[formats[item].type])) {
   
                 // flash may be required, or preferred for this format.
                 flashNeeded = true;
   
               }
   
             }
   
           }
   
         }
   
       }
   
       // sanity check...
       if (sm2.ignoreFlash) {
         flashNeeded = false;
         canIgnoreFlash = true;
       }
   
       sm2.html5Only = (sm2.hasHTML5 && sm2.useHTML5Audio && !flashNeeded);
   
       return (!sm2.html5Only);
   
     };
   
     parseURL = function(url) {
   
       /**
        * Internal: Finds and returns the first playable URL (or failing that, the first URL.)
        * @param {string or array} url A single URL string, OR, an array of URL strings or {url:'/path/to/resource', type:'audio/mp3'} objects.
        */
   
       var i, j, urlResult = 0, result;
   
       if (url instanceof Array) {
   
         // find the first good one
         for (i = 0, j = url.length; i < j; i++) {
   
           if (url[i] instanceof Object) {
   
             // MIME check
             if (sm2.canPlayMIME(url[i].type)) {
               urlResult = i;
               break;
             }
   
           } else if (sm2.canPlayURL(url[i])) {
   
             // URL string check
             urlResult = i;
             break;
   
           }
   
         }
   
         // normalize to string
         if (url[urlResult].url) {
           url[urlResult] = url[urlResult].url;
         }
   
         result = url[urlResult];
   
       } else {
   
         // single URL case
         result = url;
   
       }
   
       return result;
   
     };
   
   
     startTimer = function(oSound) {
   
       /**
        * attach a timer to this sound, and start an interval if needed
        */
   
       if (!oSound._hasTimer) {
   
         oSound._hasTimer = true;
   
         if (!mobileHTML5 && sm2.html5PollingInterval) {
   
           if (h5IntervalTimer === null && h5TimerCount === 0) {
   
             h5IntervalTimer = setInterval(timerExecute, sm2.html5PollingInterval);
   
           }
   
           h5TimerCount++;
   
         }
   
       }
   
     };
   
     stopTimer = function(oSound) {
   
       /**
        * detach a timer
        */
   
       if (oSound._hasTimer) {
   
         oSound._hasTimer = false;
   
         if (!mobileHTML5 && sm2.html5PollingInterval) {
   
           // interval will stop itself at next execution.
   
           h5TimerCount--;
   
         }
   
       }
   
     };
   
     timerExecute = function() {
   
       /**
        * manual polling for HTML5 progress events, ie., whileplaying()
        * (can achieve greater precision than conservative default HTML5 interval)
        */
   
       var i;
   
       if (h5IntervalTimer !== null && !h5TimerCount) {
   
         // no active timers, stop polling interval.
   
         clearInterval(h5IntervalTimer);
   
         h5IntervalTimer = null;
   
         return;
   
       }
   
       // check all HTML5 sounds with timers
   
       for (i = sm2.soundIDs.length - 1; i >= 0; i--) {
   
         if (sm2.sounds[sm2.soundIDs[i]].isHTML5 && sm2.sounds[sm2.soundIDs[i]]._hasTimer) {
           sm2.sounds[sm2.soundIDs[i]]._onTimer();
         }
   
       }
   
     };
   
     catchError = function(options) {
   
       options = (options !== _undefined ? options : {});
   
       if (typeof sm2.onerror === 'function') {
         sm2.onerror.apply(window, [{
           type: (options.type !== _undefined ? options.type : null)
         }]);
       }
   
       if (options.fatal !== _undefined && options.fatal) {
         sm2.disable();
       }
   
     };
   
     badSafariFix = function() {
   
       // special case: "bad" Safari (OS X 10.3 - 10.7) must fall back to flash for MP3/MP4
       if (!isBadSafari || !detectFlash()) {
         // doesn't apply
         return;
       }
   
       var aF = sm2.audioFormats, i, item;
   
       for (item in aF) {
   
         if (aF.hasOwnProperty(item)) {
   
           if (item === 'mp3' || item === 'mp4') {
   
             sm2._wD(sm + ': Using flash fallback for ' + item + ' format');
             sm2.html5[item] = false;
   
             // assign result to related formats, too
             if (aF[item] && aF[item].related) {
               for (i = aF[item].related.length - 1; i >= 0; i--) {
                 sm2.html5[aF[item].related[i]] = false;
               }
             }
   
           }
   
         }
   
       }
   
     };
   
     /**
      * Pseudo-private flash/ExternalInterface methods
      * ----------------------------------------------
      */
   
     this._setSandboxType = function(sandboxType) {
   
       // <d>
       // Security sandbox according to Flash plugin
       var sb = sm2.sandbox;
   
       sb.type = sandboxType;
       sb.description = sb.types[(sb.types[sandboxType] !== _undefined ? sandboxType : 'unknown')];
   
       if (sb.type === 'localWithFile') {
   
         sb.noRemote = true;
         sb.noLocal = false;
         _wDS('secNote', 2);
   
       } else if (sb.type === 'localWithNetwork') {
   
         sb.noRemote = false;
         sb.noLocal = true;
   
       } else if (sb.type === 'localTrusted') {
   
         sb.noRemote = false;
         sb.noLocal = false;
   
       }
       // </d>
   
     };
   
     this._externalInterfaceOK = function(swfVersion) {
   
       // flash callback confirming flash loaded, EI working etc.
       // swfVersion: SWF build string
   
       if (sm2.swfLoaded) {
         return;
       }
   
       var e;
   
       debugTS('swf', true);
       debugTS('flashtojs', true);
       sm2.swfLoaded = true;
       tryInitOnFocus = false;
   
       if (isBadSafari) {
         badSafariFix();
       }
   
       // complain if JS + SWF build/version strings don't match, excluding +DEV builds
       // <d>
       if (!swfVersion || swfVersion.replace(/\+dev/i, '') !== sm2.versionNumber.replace(/\+dev/i, '')) {
   
         e = sm + ': Fatal: JavaScript file build "' + sm2.versionNumber + '" does not match Flash SWF build "' + swfVersion + '" at ' + sm2.url + '. Ensure both are up-to-date.';
   
         // escape flash -> JS stack so this error fires in window.
         setTimeout(function() {
           throw new Error(e);
         }, 0);
   
         // exit, init will fail with timeout
         return;
   
       }
       // </d>
   
       // IE needs a larger timeout
       setTimeout(init, isIE ? 100 : 1);
   
     };
   
     /**
      * Private initialization helpers
      * ------------------------------
      */
   
     createMovie = function(movieID, movieURL) {
   
       // ignore if already connected
       if (didAppend && appendSuccess) return false;
   
       function initMsg() {
   
         // <d>
   
         var options = [],
             title,
             msg = [],
             delimiter = ' + ';
   
         title = 'SoundManager ' + sm2.version + (!sm2.html5Only && sm2.useHTML5Audio ? (sm2.hasHTML5 ? ' + HTML5 audio' : ', no HTML5 audio support') : '');
   
         if (!sm2.html5Only) {
   
           if (sm2.preferFlash) {
             options.push('preferFlash');
           }
   
           if (sm2.useHighPerformance) {
             options.push('useHighPerformance');
           }
   
           if (sm2.flashPollingInterval) {
             options.push('flashPollingInterval (' + sm2.flashPollingInterval + 'ms)');
           }
   
           if (sm2.html5PollingInterval) {
             options.push('html5PollingInterval (' + sm2.html5PollingInterval + 'ms)');
           }
   
           if (sm2.wmode) {
             options.push('wmode (' + sm2.wmode + ')');
           }
   
           if (sm2.debugFlash) {
             options.push('debugFlash');
           }
   
           if (sm2.useFlashBlock) {
             options.push('flashBlock');
           }
   
         } else if (sm2.html5PollingInterval) {
             options.push('html5PollingInterval (' + sm2.html5PollingInterval + 'ms)');
           }
   
         if (options.length) {
           msg = msg.concat([options.join(delimiter)]);
         }
   
         sm2._wD(title + (msg.length ? delimiter + msg.join(', ') : ''), 1);
   
         showSupport();
   
         // </d>
   
       }
   
       if (sm2.html5Only) {
   
         // 100% HTML5 mode
         setVersionInfo();
   
         initMsg();
         sm2.oMC = id(sm2.movieID);
         init();
   
         // prevent multiple init attempts
         didAppend = true;
   
         appendSuccess = true;
   
         return false;
   
       }
   
       // flash path
       var remoteURL = (movieURL || sm2.url),
       localURL = (sm2.altURL || remoteURL),
       swfTitle = 'JS/Flash audio component (SoundManager 2)',
       oTarget = getDocument(),
       extraClass = getSWFCSS(),
       isRTL = null,
       html = doc.getElementsByTagName('html')[0],
       oEmbed, oMovie, tmp, movieHTML, oEl, s, x, sClass;
   
       isRTL = (html && html.dir && html.dir.match(/rtl/i));
       movieID = (movieID === _undefined ? sm2.id : movieID);
   
       function param(name, value) {
         return '<param name="' + name + '" value="' + value + '" />';
       }
   
       // safety check for legacy (change to Flash 9 URL)
       setVersionInfo();
       sm2.url = normalizeMovieURL(overHTTP ? remoteURL : localURL);
       movieURL = sm2.url;
   
       sm2.wmode = (!sm2.wmode && sm2.useHighPerformance ? 'transparent' : sm2.wmode);
   
       if (sm2.wmode !== null && (ua.match(/msie 8/i) || (!isIE && !sm2.useHighPerformance)) && navigator.platform.match(/win32|win64/i)) {
         /**
          * extra-special case: movie doesn't load until scrolled into view when using wmode = anything but 'window' here
          * does not apply when using high performance (position:fixed means on-screen), OR infinite flash load timeout
          * wmode breaks IE 8 on Vista + Win7 too in some cases, as of January 2011 (?)
          */
         messages.push(strings.spcWmode);
         sm2.wmode = null;
       }
   
       oEmbed = {
         name: movieID,
         id: movieID,
         src: movieURL,
         quality: 'high',
         allowScriptAccess: sm2.allowScriptAccess,
         bgcolor: sm2.bgColor,
         pluginspage: http + 'www.macromedia.com/go/getflashplayer',
         title: swfTitle,
         type: 'application/x-shockwave-flash',
         wmode: sm2.wmode,
         // http://help.adobe.com/en_US/as3/mobile/WS4bebcd66a74275c36cfb8137124318eebc6-7ffd.html
         hasPriority: 'true'
       };
   
       if (sm2.debugFlash) {
         oEmbed.FlashVars = 'debug=1';
       }
   
       if (!sm2.wmode) {
         // don't write empty attribute
         delete oEmbed.wmode;
       }
   
       if (isIE) {
   
         // IE is "special".
         oMovie = doc.createElement('div');
         movieHTML = [
           '<object id="' + movieID + '" data="' + movieURL + '" type="' + oEmbed.type + '" title="' + oEmbed.title + '" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0">',
           param('movie', movieURL),
           param('AllowScriptAccess', sm2.allowScriptAccess),
           param('quality', oEmbed.quality),
           (sm2.wmode ? param('wmode', sm2.wmode) : ''),
           param('bgcolor', sm2.bgColor),
           param('hasPriority', 'true'),
           (sm2.debugFlash ? param('FlashVars', oEmbed.FlashVars) : ''),
           '</object>'
         ].join('');
   
       } else {
   
         oMovie = doc.createElement('embed');
         for (tmp in oEmbed) {
           if (oEmbed.hasOwnProperty(tmp)) {
             oMovie.setAttribute(tmp, oEmbed[tmp]);
           }
         }
   
       }
   
       initDebug();
       extraClass = getSWFCSS();
       oTarget = getDocument();
   
       if (oTarget) {
   
         sm2.oMC = (id(sm2.movieID) || doc.createElement('div'));
   
         if (!sm2.oMC.id) {
   
           sm2.oMC.id = sm2.movieID;
           sm2.oMC.className = swfCSS.swfDefault + ' ' + extraClass;
           s = null;
           oEl = null;
   
           if (!sm2.useFlashBlock) {
             if (sm2.useHighPerformance) {
               // on-screen at all times
               s = {
                 position: 'fixed',
                 width: '8px',
                 height: '8px',
                 // >= 6px for flash to run fast, >= 8px to start up under Firefox/win32 in some cases. odd? yes.
                 bottom: '0px',
                 left: '0px',
                 overflow: 'hidden'
               };
             } else {
               // hide off-screen, lower priority
               s = {
                 position: 'absolute',
                 width: '6px',
                 height: '6px',
                 top: '-9999px',
                 left: '-9999px'
               };
               if (isRTL) {
                 s.left = Math.abs(parseInt(s.left, 10)) + 'px';
               }
             }
           }
   
           if (isWebkit) {
             // soundcloud-reported render/crash fix, safari 5
             sm2.oMC.style.zIndex = 10000;
           }
   
           if (!sm2.debugFlash) {
             for (x in s) {
               if (s.hasOwnProperty(x)) {
                 sm2.oMC.style[x] = s[x];
               }
             }
           }
   
           try {
   
             if (!isIE) {
               sm2.oMC.appendChild(oMovie);
             }
   
             oTarget.appendChild(sm2.oMC);
   
             if (isIE) {
               oEl = sm2.oMC.appendChild(doc.createElement('div'));
               oEl.className = swfCSS.swfBox;
               oEl.innerHTML = movieHTML;
             }
   
             appendSuccess = true;
   
           } catch(e) {
   
             throw new Error(str('domError') + ' \n' + e.toString());
   
           }
   
         } else {
   
           // SM2 container is already in the document (eg. flashblock use case)
           sClass = sm2.oMC.className;
           sm2.oMC.className = (sClass ? sClass + ' ' : swfCSS.swfDefault) + (extraClass ? ' ' + extraClass : '');
           sm2.oMC.appendChild(oMovie);
   
           if (isIE) {
             oEl = sm2.oMC.appendChild(doc.createElement('div'));
             oEl.className = swfCSS.swfBox;
             oEl.innerHTML = movieHTML;
           }
   
           appendSuccess = true;
   
         }
   
       }
   
       didAppend = true;
   
       initMsg();
   
       // sm2._wD(sm + ': Trying to load ' + movieURL + (!overHTTP && sm2.altURL ? ' (alternate URL)' : ''), 1);
   
       return true;
   
     };
   
     initMovie = function() {
   
       if (sm2.html5Only) {
         createMovie();
         return false;
       }
   
       // attempt to get, or create, movie (may already exist)
       if (flash) return false;
   
       if (!sm2.url) {
   
         /**
          * Something isn't right - we've reached init, but the soundManager url property has not been set.
          * User has not called setup({url: ...}), or has not set soundManager.url (legacy use case) directly before init time.
          * Notify and exit. If user calls setup() with a url: property, init will be restarted as in the deferred loading case.
          */
   
          _wDS('noURL');
          return false;
   
       }
   
       // inline markup case
       flash = sm2.getMovie(sm2.id);
   
       if (!flash) {
   
         if (!oRemoved) {
   
           // try to create
           createMovie(sm2.id, sm2.url);
   
         } else {
   
           // try to re-append removed movie after reboot()
           if (!isIE) {
             sm2.oMC.appendChild(oRemoved);
           } else {
             sm2.oMC.innerHTML = oRemovedHTML;
           }
   
           oRemoved = null;
           didAppend = true;
   
         }
   
         flash = sm2.getMovie(sm2.id);
   
       }
   
       if (typeof sm2.oninitmovie === 'function') {
         setTimeout(sm2.oninitmovie, 1);
       }
   
       // <d>
       flushMessages();
       // </d>
   
       return true;
   
     };
   
     delayWaitForEI = function() {
   
       setTimeout(waitForEI, 1000);
   
     };
   
     rebootIntoHTML5 = function() {
   
       // special case: try for a reboot with preferFlash: false, if 100% HTML5 mode is possible and useFlashBlock is not enabled.
   
       window.setTimeout(function() {
   
         complain(smc + 'useFlashBlock is false, 100% HTML5 mode is possible. Rebooting with preferFlash: false...');
   
         sm2.setup({
           preferFlash: false
         }).reboot();
   
         // if for some reason you want to detect this case, use an ontimeout() callback and look for html5Only and didFlashBlock == true.
         sm2.didFlashBlock = true;
   
         sm2.beginDelayedInit();
   
       }, 1);
   
     };
   
     waitForEI = function() {
   
       var p,
           loadIncomplete = false;
   
       if (!sm2.url) {
         // No SWF url to load (noURL case) - exit for now. Will be retried when url is set.
         return;
       }
   
       if (waitingForEI) {
         return;
       }
   
       waitingForEI = true;
       event.remove(window, 'load', delayWaitForEI);
   
       if (hasFlash && tryInitOnFocus && !isFocused) {
         // Safari won't load flash in background tabs, only when focused.
         _wDS('waitFocus');
         return;
       }
   
       if (!didInit) {
         p = sm2.getMoviePercent();
         if (p > 0 && p < 100) {
           loadIncomplete = true;
         }
       }
   
       setTimeout(function() {
   
         p = sm2.getMoviePercent();
   
         if (loadIncomplete) {
           // special case: if movie *partially* loaded, retry until it's 100% before assuming failure.
           waitingForEI = false;
           sm2._wD(str('waitSWF'));
           window.setTimeout(delayWaitForEI, 1);
           return;
         }
   
         // <d>
         if (!didInit) {
   
           sm2._wD(sm + ': No Flash response within expected time. Likely causes: ' + (p === 0 ? 'SWF load failed, ' : '') + 'Flash blocked or JS-Flash security error.' + (sm2.debugFlash ? ' ' + str('checkSWF') : ''), 2);
   
           if (!overHTTP && p) {
   
             _wDS('localFail', 2);
   
             if (!sm2.debugFlash) {
               _wDS('tryDebug', 2);
             }
   
           }
   
           if (p === 0) {
   
             // if 0 (not null), probably a 404.
             sm2._wD(str('swf404', sm2.url), 1);
   
           }
   
           debugTS('flashtojs', false, ': Timed out' + (overHTTP ? ' (Check flash security or flash blockers)' : ' (No plugin/missing SWF?)'));
   
         }
         // </d>
   
         // give up / time-out, depending
   
         if (!didInit && okToDisable) {
   
           if (p === null) {
   
             // SWF failed to report load progress. Possibly blocked.
   
             if (sm2.useFlashBlock || sm2.flashLoadTimeout === 0) {
   
               if (sm2.useFlashBlock) {
   
                 flashBlockHandler();
   
               }
   
               _wDS('waitForever');
   
             } else if (!sm2.useFlashBlock && canIgnoreFlash) {
   
               // no custom flash block handling, but SWF has timed out. Will recover if user unblocks / allows SWF load.
               rebootIntoHTML5();
   
             } else {
   
               _wDS('waitForever');
   
               // fire any regular registered ontimeout() listeners.
               processOnEvents({
                 type: 'ontimeout',
                 ignoreInit: true,
                 error: {
                   type: 'INIT_FLASHBLOCK'
                 }
               });
   
             }
   
           } else if (sm2.flashLoadTimeout === 0) {
   
             // SWF loaded? Shouldn't be a blocking issue, then.
   
             _wDS('waitForever');
   
           } else if (!sm2.useFlashBlock && canIgnoreFlash) {
   
             rebootIntoHTML5();
   
           } else {
   
             failSafely(true);
   
           }
   
         }
   
       }, sm2.flashLoadTimeout);
   
     };
   
     handleFocus = function() {
   
       function cleanup() {
         event.remove(window, 'focus', handleFocus);
       }
   
       if (isFocused || !tryInitOnFocus) {
         // already focused, or not special Safari background tab case
         cleanup();
         return true;
       }
   
       okToDisable = true;
       isFocused = true;
       _wDS('gotFocus');
   
       // allow init to restart
       waitingForEI = false;
   
       // kick off ExternalInterface timeout, now that the SWF has started
       delayWaitForEI();
   
       cleanup();
       return true;
   
     };
   
     flushMessages = function() {
   
       // <d>
   
       // SM2 pre-init debug messages
       if (messages.length) {
         sm2._wD('SoundManager 2: ' + messages.join(' '), 1);
         messages = [];
       }
   
       // </d>
   
     };
   
     showSupport = function() {
   
       // <d>
   
       flushMessages();
   
       var item, tests = [];
   
       if (sm2.useHTML5Audio && sm2.hasHTML5) {
         for (item in sm2.audioFormats) {
           if (sm2.audioFormats.hasOwnProperty(item)) {
             tests.push(item + ' = ' + sm2.html5[item] + (!sm2.html5[item] && needsFlash && sm2.flash[item] ? ' (using flash)' : (sm2.preferFlash && sm2.flash[item] && needsFlash ? ' (preferring flash)' : (!sm2.html5[item] ? ' (' + (sm2.audioFormats[item].required ? 'required, ' : '') + 'and no flash support)' : ''))));
           }
         }
         sm2._wD('SoundManager 2 HTML5 support: ' + tests.join(', '), 1);
       }
   
       // </d>
   
     };
   
     initComplete = function(bNoDisable) {
   
       if (didInit) return false;
   
       if (sm2.html5Only) {
         // all good.
         _wDS('sm2Loaded', 1);
         didInit = true;
         initUserOnload();
         debugTS('onload', true);
         return true;
       }
   
       var wasTimeout = (sm2.useFlashBlock && sm2.flashLoadTimeout && !sm2.getMoviePercent()),
           result = true,
           error;
   
       if (!wasTimeout) {
         didInit = true;
       }
   
       error = {
         type: (!hasFlash && needsFlash ? 'NO_FLASH' : 'INIT_TIMEOUT')
       };
   
       sm2._wD('SoundManager 2 ' + (disabled ? 'failed to load' : 'loaded') + ' (' + (disabled ? 'Flash security/load error' : 'OK') + ') ' + String.fromCharCode(disabled ? 10006 : 10003), disabled ? 2 : 1);
   
       if (disabled || bNoDisable) {
   
         if (sm2.useFlashBlock && sm2.oMC) {
           sm2.oMC.className = getSWFCSS() + ' ' + (sm2.getMoviePercent() === null ? swfCSS.swfTimedout : swfCSS.swfError);
         }
   
         processOnEvents({
           type: 'ontimeout',
           error: error,
           ignoreInit: true
         });
   
         debugTS('onload', false);
         catchError(error);
   
         result = false;
   
       } else {
   
         debugTS('onload', true);
   
       }
   
       if (!disabled) {
   
         if (sm2.waitForWindowLoad && !windowLoaded) {
   
           _wDS('waitOnload');
           event.add(window, 'load', initUserOnload);
   
         } else {
   
           // <d>
           if (sm2.waitForWindowLoad && windowLoaded) {
             _wDS('docLoaded');
           }
           // </d>
   
           initUserOnload();
   
         }
   
       }
   
       return result;
   
     };
   
     /**
      * apply top-level setupOptions object as local properties, eg., this.setupOptions.flashVersion -> this.flashVersion (soundManager.flashVersion)
      * this maintains backward compatibility, and allows properties to be defined separately for use by soundManager.setup().
      */
   
     setProperties = function() {
   
       var i,
           o = sm2.setupOptions;
   
       for (i in o) {
   
         if (o.hasOwnProperty(i)) {
   
           // assign local property if not already defined
   
           if (sm2[i] === _undefined) {
   
             sm2[i] = o[i];
   
           } else if (sm2[i] !== o[i]) {
   
             // legacy support: write manually-assigned property (eg., soundManager.url) back to setupOptions to keep things in sync
             sm2.setupOptions[i] = sm2[i];
   
           }
   
         }
   
       }
   
     };
   
   
     init = function() {
   
       // called after onload()
   
       if (didInit) {
         _wDS('didInit');
         return false;
       }
   
       function cleanup() {
         event.remove(window, 'load', sm2.beginDelayedInit);
       }
   
       if (sm2.html5Only) {
   
         if (!didInit) {
           // we don't need no steenking flash!
           cleanup();
           sm2.enabled = true;
           initComplete();
         }
   
         return true;
   
       }
   
       // flash path
       initMovie();
   
       try {
   
         // attempt to talk to Flash
         flash._externalInterfaceTest(false);
   
         /**
          * Apply user-specified polling interval, OR, if "high performance" set, faster vs. default polling
          * (determines frequency of whileloading/whileplaying callbacks, effectively driving UI framerates)
          */
         setPolling(true, (sm2.flashPollingInterval || (sm2.useHighPerformance ? 10 : 50)));
   
         if (!sm2.debugMode) {
           // stop the SWF from making debug output calls to JS
           flash._disableDebug();
         }
   
         sm2.enabled = true;
         debugTS('jstoflash', true);
   
         if (!sm2.html5Only) {
           // prevent browser from showing cached page state (or rather, restoring "suspended" page state) via back button, because flash may be dead
           // http://www.webkit.org/blog/516/webkit-page-cache-ii-the-unload-event/
           event.add(window, 'unload', doNothing);
         }
   
       } catch(e) {
   
         sm2._wD('js/flash exception: ' + e.toString());
   
         debugTS('jstoflash', false);
   
         catchError({
           type: 'JS_TO_FLASH_EXCEPTION',
           fatal: true
         });
   
         // don't disable, for reboot()
         failSafely(true);
   
         initComplete();
   
         return false;
   
       }
   
       initComplete();
   
       // disconnect events
       cleanup();
   
       return true;
   
     };
   
     domContentLoaded = function() {
   
       if (didDCLoaded) return false;
   
       didDCLoaded = true;
   
       // assign top-level soundManager properties eg. soundManager.url
       setProperties();
   
       initDebug();
   
       if (!hasFlash && sm2.hasHTML5) {
   
         sm2._wD('SoundManager 2: No Flash detected' + (!sm2.useHTML5Audio ? ', enabling HTML5.' : '. Trying HTML5-only mode.'), 1);
   
         sm2.setup({
           useHTML5Audio: true,
           // make sure we aren't preferring flash, either
           // TODO: preferFlash should not matter if flash is not installed. Currently, stuff breaks without the below tweak.
           preferFlash: false
         });
   
       }
   
       testHTML5();
   
       if (!hasFlash && needsFlash) {
   
         messages.push(strings.needFlash);
   
         // TODO: Fatal here vs. timeout approach, etc.
         // hack: fail sooner.
         sm2.setup({
           flashLoadTimeout: 1
         });
   
       }
   
       if (doc.removeEventListener) {
         doc.removeEventListener('DOMContentLoaded', domContentLoaded, false);
       }
   
       initMovie();
   
       return true;
   
     };
   
     domContentLoadedIE = function() {
   
       if (doc.readyState === 'complete') {
         domContentLoaded();
         doc.detachEvent('onreadystatechange', domContentLoadedIE);
       }
   
       return true;
   
     };
   
     winOnLoad = function() {
   
       // catch edge case of initComplete() firing after window.load()
       windowLoaded = true;
   
       // catch case where DOMContentLoaded has been sent, but we're still in doc.readyState = 'interactive'
       domContentLoaded();
   
       event.remove(window, 'load', winOnLoad);
   
     };
   
     // sniff up-front
     detectFlash();
   
     // focus and window load, init (primarily flash-driven)
     event.add(window, 'focus', handleFocus);
     event.add(window, 'load', delayWaitForEI);
     event.add(window, 'load', winOnLoad);
   
     if (doc.addEventListener) {
   
       doc.addEventListener('DOMContentLoaded', domContentLoaded, false);
   
     } else if (doc.attachEvent) {
   
       doc.attachEvent('onreadystatechange', domContentLoadedIE);
   
     } else {
   
       // no add/attachevent support - safe to assume no JS -> Flash either
       debugTS('onload', false);
       catchError({
         type: 'NO_DOM2_EVENTS',
         fatal: true
       });
   
     }
   
   } // SoundManager()
   
   // SM2_DEFER details: http://www.schillmania.com/projects/soundmanager2/doc/getstarted/#lazy-loading
   
   if (window.SM2_DEFER === _undefined || !SM2_DEFER) {
     soundManager = new SoundManager();
   }
   
   /**
    * SoundManager public interfaces
    * ------------------------------
    */
   
   if (typeof module === 'object' && module && typeof module.exports === 'object') {
   
     /**
      * commonJS module
      */
   
     module.exports.SoundManager = SoundManager;
     module.exports.soundManager = soundManager;
   
   } else if (typeof define === 'function' && define.amd) {
   
     /**
      * AMD - requireJS
      * basic usage:
      * require(["/path/to/soundmanager2.js"], function(SoundManager) {
      *   SoundManager.getInstance().setup({
      *     url: '/swf/',
      *     onready: function() { ... }
      *   })
      * });
      *
      * SM2_DEFER usage:
      * window.SM2_DEFER = true;
      * require(["/path/to/soundmanager2.js"], function(SoundManager) {
      *   SoundManager.getInstance(function() {
      *     var soundManager = new SoundManager.constructor();
      *     soundManager.setup({
      *       url: '/swf/',
      *       ...
      *     });
      *     ...
      *     soundManager.beginDelayedInit();
      *     return soundManager;
      *   })
      * });
      */
   
     define(function() {
       /**
        * Retrieve the global instance of SoundManager.
        * If a global instance does not exist it can be created using a callback.
        *
        * @param {Function} smBuilder Optional: Callback used to create a new SoundManager instance
        * @return {SoundManager} The global SoundManager instance
        */
       function getInstance(smBuilder) {
         if (!window.soundManager && smBuilder instanceof Function) {
           var instance = smBuilder(SoundManager);
           if (instance instanceof SoundManager) {
             window.soundManager = instance;
           }
         }
         return window.soundManager;
       }
       return {
         constructor: SoundManager,
         getInstance: getInstance
       };
     });
   
   }
   
   // standard browser case
   
   // constructor
   window.SoundManager = SoundManager;
   
   /**
    * note: SM2 requires a window global due to Flash, which makes calls to window.soundManager.
    * Flash may not always be needed, but this is not known until async init and SM2 may even "reboot" into Flash mode.
    */
   
   // public API, flash callbacks etc.
   window.soundManager = soundManager;
   
   }(window));
   